Primary 2 Mathematics Ace the Exam with My 24/7 Personal …orlesson.com/orbook/Outreach-P2-Math.pdf · Primary 2 Mathematics Ace the Exam with My 24/7 Personal Tutor Detailed Explanation

Primary 2 Mathematics Ace the Exam with

My 24/7 Personal Tutor

Detailed Explanation of ALL Questions by Tutor in Virtual Classroom

Consulting Editor: Dr Zhang Yong

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© Outreach Edusys Pte Ltd ALL RIGHTS RESERVED. No part of this book and the accompanying CDROM may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, CD duplication, replication, or by any information storage and retrieval system, without permission in writing from the Publisher. First Published 2010 ISBN: 978-981-4275-13-2 Published by: Outreach Edusys Pte Ltd Distributed by: Outreach System Pte Ltd 20 Shaw Road, #07-03 Singapore 367956 Tel: +65 91162024 Fax: +65 31507345 email: [email protected] Website: http://www.orlesson.org Please check URL regularly for new releases and promotions. Sample chapter and lesson for each title can be downloaded from above URL. Purchase online or call/SMS 9116-2024 today. FREE home delivery (one location within Singapore) for purchases above S$60/=.

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Preface This book is written to assist pupils in preparing for the Primary 2 Mathematics examinations. There are a total of 10 specially crafted examination style papers. The main features of the papers are as follows.

1. Questions are modelled after examination papers set by top well known Singapore schools.

2. Questions are crafted to highlight common misconceptions in

each of the topics. This book comes with a multimedia CDROM. The CDROM contains detailed explanations of every question in each of the papers by our teacher. These lessons ensure pupils understand the methods that are used to solve each of the questions Outreach Book Alive series brings the “tuition teacher” to you at zero cost. You may also want to try our online programme. These are interactive “diagnostic” modules consisting of multiple choice questions. The incorrect options to each question are carefully crafted based on specific misconception in learners. If your child submit a wrong answer, our system will dynamically diagnose your child’s problem and provide an explanation on why the answer is wrong, and what is the correct way to solve such questions. Visit http://www.orlesson.org today.

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Contents

Semestral Assessment 1 Paper 1 1 Semestral Assessment 1 Paper 2 13 Semestral Assessment 1 Paper 3 26 Semestral Assessment 1 Paper 4 37 Semestral Assessment 1 Paper 5 49 Semestral Assessment 2 Paper 1 62 Semestral Assessment 2 Paper 2 73 Semestral Assessment 2 Paper 3 84 Semestral Assessment 2 Paper 4 97 Semestral Assessment 2 Paper 5 110 Suggested Answers 123 Free Past Year School Exam Papers (from 2004 onwards) for download and print. Visit http://www.orlesson.org for links and download instructions. Subscribe to Outreach Lesson Online Access for hundreds of hours of lessons, and thousands of questions. Less than 70 cents a days for unlimited access to ALL subjects. For details, visit http://www.orlesson.org

1

Semestral Assessment 1 – Mock Paper 1

Duration: 1 hr 45 min

Section A (20 x 2 marks) Choose the correct answer for each question and write its number in the brackets provided. 1. In the number 410, which digit is in the hundreds place? (1) 4 (2) 10 (3) 1 (4) 41 ( ) 2. Which is the digit in the tens place in the number 325? (1) 32 (2) 2 (3) 3 (4) 5 ( ) 3. In the number 768, the digit 6 stands for __________. (1) 6 (2) 60 (3) 600 (4) 76 ( ) 4. What is the difference between 759 and 397? (1) 362 (2) 442 (3) 462 (4) 346 ( ) 5. Dick has 689 pencils. He has 37 pencils more than Darryl. How many

pencils does Darryl have? (1) 726 (2) 642 (3) 689 (4) 652 ( )

6. 60 tens and 10 ones are ___________. (1) 61 (2) 610 (3) 160 (4) 601 ( )

Marks

2

7. What is the sum of 327 and 89? (1) 238 (2) 406 (3) 416 (4) 336 ( ) 8. Which set of numbers is arranged from the largest to the smallest? (1) 324, 132, 672, 372 (2) 672, 372, 324, 132 (3) 321, 234, 132, 901 (4) 31, 78, 90, 103 ( ) 9. Look at the model below. What is the missing number?

364 +? = 409 (1) 773 (2) 54 (3) 45 (4) None of the above ( ) 10. Jane and Daniel have some cards as shown in the model below. How many

cards does Daniel have? Daniel Jane

135

(1) 81 (2) 135 (3) 189 (4) 54 ( ) 11. What is the missing number?

? - 435 = 345 + 67 (1) 847 (2) 157 (3) 23 (4) 537 ( ) 12. ________ is less than 459 but greater than 324. (1) 278 (2) 398 (3) 490 (4) 323 ( )

?

54

3

40

13. 360 = 3 hundreds ________ ones


(1) 30 (2) 34 (3) 26 (4) 32 ( ) 15. The product of 8 and 4 is ________ (1) 12 (2) 32 (3) 23 (4) 14 ( ) 16. The difference between 234 and 93 is ________ (1) 414 (2) 327 (3) 141 (4) 230 ( ) 17. Five hundred and ninety six is the same as ________

(1) 500 + 96 + 6 (2) 500 + 90 + 6 (3) 5 + 90 + 6 (4) 500 + 9 + 6 ( ) 18. What is the number that is 43 less than 875? (1) 832 (2) 819 (3) 918 (4) 382 ( )

?

36

28

4

19. Mrs Chen has 135 marbles. She gives each student in her class five marbles. How many students are there in the class?

(1) 25 (2) 17 (3) 27 (4) 15 ( ) 20. There are 845 red and blue marbles in an urn. Given that the number of

red marbles is 35 less than the number of blue marbles, how many red and blue marbles are there in the urn respectively?

(1) 405, 440 (2) 810, 35 (3) 440, 405 (4) 810, 405 ( ) Section B (20 x 2 marks) Fill in the blanks with the correction answers. 21. 7 groups of 9 is _______.

22. Subtract 89 from 133. The answer is ______.

23. The sum of 789 and 39 is ________.

5

24. Divide 81 by 9. The answer is __________.

25. There are 21 smileys as given below. Circle and group them into 3 groups,

each with the same number of smileys. There are _________ smileys in each group.

26. What is the missing number?

Ans:_____________________ 27. How many cents are there in $10.05?

There are ______________cents in $10.05.

24 36?

3 8 9 4

6

28. Lim and Paul collect stamps. Given the model below, the total number of stamps that they have altogether is __________. Lim Paul

29. Write the following numeral in words:

769 = ______________________________________

30. Kim and Don have some books. Study the model below and find the

number of books that Kim has. Kim Don

Ans: _____________________

135

40

97

65

7

31. Jar B has 3 times as many buttons as Jar A. Study the model below and find the number of buttons in Jar B. The number of buttons in Jar B is _____________. Jar A Jar B

32. Arrange these numbers from the smallest to the greatest: 845, 921,

821, 945. _________________________________________________

33. I am thinking of two numbers. The sum of these two numbers is 7 and

their product is 12. What are the numbers? They are ________ and ________.

34. Jane has six $5 notes. Kate has seven $10 notes.

Together they have $___________ .

40

8

35. Kelly has four T-shirts that are red, blue, green, and white. She also has three pants that are white, black and grey. In how many ways can she match her T-shirts with pants? The number of ways is ____________.

36.

I am a 3-digit number. The digit in the tens place is 6 and it is 3 times greater than the digit in the hundreds place. The digit in the ones place is 5 greater than the digit in the hundreds place. What number am I?

Ans: _____________________ 37. Jake had 435 stamps. He lost 49 stamps to his brother in a game. How

many stamps are he left with?

Ans: _____________________

9

38. The total mass of 3 bags is 45 kg. The mass of one bag is 10 kg and it is two times heavier than the mass of one of the other bags. How much does each bag weighs?

Ans: _____________________ 39. A bicycle has 2 wheels and a tricycle has 3 wheels. There are 45 wheels

altogether. There is an equal number of bicycles and tricycles. How many bicycles are there?

Ans: _____________________ 40. The cost of a teddy bear is $6.20 and the cost of a stamp is $0.50.

What is the total cost of these two items in cents?

Ans: _____________________

10

Section C (5 x 4 marks) Show your workings clearly in the space given. 41. The teacher has 48 marbles. She gives each student in her class seven

marbles. She has six marbles left. How many students are there in her class?

Ans: _____________________ 42. Nina has 349 stamps. She has 123 stamps less than Jane. How many

stamps do they have altogether?

Ans: _____________________

11

43. The mass of an empty bag is 550g. The mass of the bag with some books is 830g. What is the mass of the books?

Ans: _____________________ 44. John is using a printer in the library. He needs to pay $0.50 for every

non-colour page and $0.95 for every colour page. He has to pay $11.9 altogether, and the number of colour pages he prints is two. How many non-colour pages did he print?

Ans: _____________________

12

45. After using 249 toothpicks to make a toy chair, Xiao Yun has 45 toothpicks left. How many toothpicks did she have at first?

Ans: _____________________

-- End of Paper –-

Remember to check your answers. Do read the question again, and make sure your answer is relevant.

Remember to include the correct units, if necessary.

13



Section A (20 x 2 marks) Choose the correct answer for each question and write its number in the brackets provided. 1. $9.70 is the same as_______. (1) 70 cents (2) 970 cents (3) 900 cents (4) 9.7 cents ( ) 2. 345 + 423 = ____. (1) 728 (2) 345 (3) 768 (4) 867 ( ) 3. In the number 849, the digit 8 has the value of ______. (1) 800 (2) 49 (3) 8 (4) 4 ( ) 4. The volume of the tank is 20litres. The volume of water in the tank is

____________.

(1) 5 litres (2) 10 litres (3) 20 litres (4) 12 litres ( ) 5. The difference between 234 and 59 is ____. (1) 293 (2) 234 (3) 323 (4) 175 ( )

Marks

14

6. The time now is 1.30 pm. What time will it be 45 minutes later? (1) 1.75 pm (2) 2.05 pm (3) 2.15 pm (4) 1. 05 pm ( ) 7. There are ____ quarters in 3 circles.

(1) 8 (2) 16 (3) 12 (4) 4 ( ) 8. What is the tens digit in the number 185? (1) 1 (2) 5 (3) 8 (4) 18 ( ) 9. Which one of the following letters of the alphabet has the most number

of curve lines? (1) A (2) C (3) B (4) E ( ) 10. What fraction is shaded?

(1) 3÷4 (2) 2÷4 (3) 1÷4 (4) 1÷8 ( ) 11. 345 = 3 hundreds … ones (1) 5 (2) 45 (3) 34 (4) 40 ( )

15

12. 245 is 3 tens more than _____. (1) 242 (2) 215 (3) 24 (4) 248 ( ) 13. Mother has 75 marbles. She gives each child 25 marbles. How many

children does she have? (1) 50 (2) 3 (3) 4 (4) 2 ( ) 14. stands for 36.

stands for ____.

(1) 12 (2) 31 (3) 5 (4) 6 ( ) 15. The product of 9 and 4 is ____. (1) 32 (2) 36 (3) 54 (4) 27 ( ) 16. Jane saves $324. Her sister saves $35 more than her. How much money

does her sister have? (1) 289 (2) 298 (3) 359 (4) 395 ( ) 17. Divide 256 by 8. The answer is ________. (1) 32 (2) 22 (3) 24 (4) 36 ( ) 18. 234 = 923 - _______. (1) 421 (2) 573 (3) 689 (4) 352 ( )

16

19. Which set of numbers is arranged from the greatest to the smallest? (1) 413, 234, 891, 134 (2) 41, 34, 24,56 (3) 113, 902, 123, 312 (4) 234, 232, 199, 182 ( ) 20. The sum of 231 and 45 is __________.

(1) 276 (2) 235 (3) 186 (4) 251 ( ) Section B (20 x 2 marks) Fill in the blanks with the correction answers. 21. 12 groups of 10 are _________.

22. Complete the number pattern below.

843, 829, 815, _______, 787.

23. John has 392 stickers. Jane has 98 more stickers than John. How many

stickers do they have altogether?

Ans: _____________________

17

24. A chicken has 2 legs and a dog has 4 legs. There are 54 legs altogether. There are as many chickens as dogs. How many dogs are there?

Ans: _____________________ 25. Write down the smallest 3-digit odd number that can be formed using

the digits given below.

Ans: _____________________ 26. I am a 3-digit number. The digit in the ones place is 3 and the digit in

the hundreds place is 3 times the number in the ones place. The digit in the tens place is 3 less than the digit in the hundreds place. What number am I?

Ans: _____________________

4 32

18

27. Fill in the blank with cm or m. (a) The coconut tree is about 2.5________ tall. (b) A desk is about 90_________ high.

28. Long and Wei collect stamps. Given the model below. The total number of stamps Long has is _____. Long Wei

Ans: _____________________ 29.

Ans: _____________________

x = 64

+ + = ?

?

40

244

19

30. Arrange these numbers from the smallest to the greatest: 141, 358, 123, 152. __________________________________________

31. Michelle finished her mathematics lesson 20 minutes after 3.45pm. What time did her mathematics lesson end?

Ans: _____________________ 32. Mary bought a cake and cut it into 12 pieces. She ate 2 pieces of cakes.

What fraction of the cake was left?

Ans: _____________________

20

33. Write 459 in words. __________________________________________________

34. The number of marbles in Box A is 3 times more than in Box B. Study the

model below and find the number of marbles in Box B. The number of marbles in Box B is _____. Box B Box A

Ans: _____________________ 35. The cost of a watermelon is $2.80 and the cost of a stamp is $0.55.

What is the total cost of these two items in cents?

Ans: _____________________

64

21

36.

Arrange the fractions in order, beginning with the greatest.

34,

119,

32,

54

37. It is now 7.15 am. I will go to school in 1hr and 40 minutes. When will I go

to school?

Ans: _____________________ 38. Henry has 3 stickers that are blue, green, and white. And he has 3 cards

that are red, white and black. In how many ways can he match his stickers with his cards?

Ans: _____________________

22

39. The total mass of 3 bags, A, B and C is 49 kg. The mass of Bag A is 10 kg and it is 8 lighter than Bag B. Which bag is the heaviest?

Ans: _____________________ 40. Jack borrowed 18 fewer books than Gabriel. Gabriel borrowed 36 books.

How many books did they borrow altogether?

Ans: _____________________

23

Section C (5 x 4 marks) Show your workings clearly in the space given. 41. Nina has 54 marbles. She has twice as many marbles as Ming.

(a) How many marbles does Ming have? (b) How many marbles do they have in all?

Ans: _____________________ 42. After using 245 stickers to decorate her Christmas cards, Lee has 49

stickers left. How many stickers did she have at first?

Ans: _____________________

24

43. Mr. Lim bought 13 cans of paint. If each can of paint contains 4 litres of paint, how many litres paint did Mr. Lim buy?

Ans: _____________________ 44. Wilson has 365 marbles. Timmy has 59 more marbles than Wilson but 32

fewer than Jane. How many marbles does Jane have?

Ans: _____________________

25

45. A mathematics textbook costs $55.85. Jacky has only $25.75.

How much more money must he save to buy that textbook?

Ans: _____________________




26



Section A (20 x 2 marks) Choose the correct answer for each question and write its number in the brackets provided. 1. $11.95 is the same as_______. (1) 1195 cents (2) 195 cents (3) 95 cents (4) 119.5 cents ( ) 2. 235 + 574 = ________. (1) 749 (2) 809 (3) 515 (4) 539 ( ) 3. In the number 279, the digit 2 has the value of ______. (1) 20 (2) 2 (3) 200 (4) 27 ( ) 4.

(1) 45 (2) 36 (3) 54 (4) 64 ( ) 5. The difference between 625 and 98 is ____. (1) 527 (2) 464 (3) 554 (4) 454 ( )

Marks

27 cm

Total length is ___.

27

6. The time now is 7.11 am. What is the time 55 minutes later? (1) 7.66 am (2) 8.06 am (3) 7.56 am (4) 7 am ( ) 7. What is the missing number?

(1) 296 (2) 358 (3) 316 (4) 338 ( ) 8. What is the tens digit in the number 478? (1) 7 (2) 47 (3) 8 (4) 78 ( ) 9. Which one of the following shape has the most number of curve lines? (1) (2)

(3)

(4)

( ) 10. What fraction is shaded?

(1) 3÷4 (2) 2÷4 (3) 2÷8 (4) 1÷8 ( ) 11. 549 = 5 hundreds … ones (1) 54 (2) 49 (3) 9 (4) 4 ( )

367 347378 358

327?

28

12. 881 is 37 more than _____. (1) 834 (2) 918 (3) 891 (4) 844 ( ) 13. Jamie had 103 marbles. She lost 57 marbles to her brother in a game.

How many marbles did she have left? (1) 46 (2) 106 (3) 44 (4) 160 ( ) 14. Look at the model below. What is the missing number?

689 + ? = 131 (1) 802 (2) 855 (3) 820 (4) 558 ( ) 15. The product of 10 and 5 is ____. (1) 40 (2) 50 (3) 5 (4) 15 ( ) 16. James spent $324 to buy textbooks. He had $55 left. How much money

did he have at first? (1) 269 (2) 298 (3) 379 (4) 267 ( ) 17. Divide 85 by 5. The answer is ____. (1) 17 (2) 15 (3) 80 (4) 90 ( ) 18. 803 = 911 - ___. (1) 121 (2) 180 (3) 321 (4) 108 ( )

29

19. What is the set of numbers arranged from the greatest to the smallest? (1) 413, 234, 891, 134 (2) 43, 38, 44,57 (3) 314, 480, 544, 612 (4) 897, 839, 781, 718 ( ) 20. The sum of 579 and 175 is ________

(1) 745 (2) 575 (3) 754 (4) 567 ( ) Section B (20 x 2 marks) Fill in the blanks with the correction answers. 21. 9 groups of 7 are _________.


398, 385, ________, 359, 346.

23. Jacky has 87 marbles and 18 marbles less than John’s number of

stickers. How many stickers do they have altogether?

Ans: _____________________

30

24. Arrange the following numbers in order. Begin with the greatest number. 748, 761, 802, 719, 798.

25. Write down the greatest 3-digit even number that can be formed using


Ans: _____________________ 26. I am a 3-digit number. The digit in the hundreds place is 2. The digit in

the tens place is 4 times that of the digit in the hundreds place. The digit in the ones place is 7 less than the digit in the tens place. What number am I?

Ans: _____________________

8 73

31

27. 72 = ________ × 8

28. Study the model below and find out how many stickers Mary has.

Mary Linda

Ans: _____________________ 29.

Ans: _____________________ 30. 4 litres of diesel oil are needed to fill 1 diesel oil tank completely. How

many liters are needed to fill up 7 diesel oil tanks completely?

Ans: _____________________

x = 25

+ + = ?

?

40 stickers

244 stickers

32

31. Michael swims 100 m in 5 minutes. How long does he swim in 35 minutes?

Ans: _____________________ 32. Jane lost one-third of her marbles to her brother in a game. She had 36

marbles left. How many marbles did she have at first?

Ans: _____________________ 33. Write 491 in words.

_______________________________________________

34. The total number of marbles in both box A and B is 100. In box B, there

are 80 marbles. The number of marbles in box B is how many times the number of marbles in box A? box A box B

Ans: _____________________

100

33

35. The cost of an optical mouse is $15.50 and the cost of a key board is $12.25. What is the total cost of these two items in cents?

Ans: _____________________ 36.

Arrange the fractions in order, beginning with the greatest.

35,

129,

3822,

72

Ans: _____________________ 37. Yesterday is Wednesday. The English exam is 6 days from today. On

which day of the week will the English exam be held?

Ans: _____________________ 38. Henry has 5 different pens. And he has 3 notebooks that are also

different. How many ways can he match his pens with notebooks?

Ans: _____________________

34

39. The total mass of David and Jing is 120 kg. The mass of David is 77 kg. How much does Jing weigh?

Ans: _____________________ 40. Joo Kai borrowed 18 books. The number of books that Jacky borrowed

was triple the number of books Joo Kai borrowed. How many books did they borrow altogether?

Ans: _____________________ Section C (5 x 4 marks) Show your workings clearly in the space given. 41. Xiao Yun has 39 marbles. She has 3 times as many marbles as Peng Peng

has. (c) How many marbles does Peng Peng have? (d) How many marbles do they have in all?

Ans: _____________________

35

42. Lee had 28 lollipops. He gave 5 lollipops to Jane. After eating some lollipops, Lee had 11 lollipops. How many lollipops did he eat?

Ans: _____________________ 43. Kelvin is 155 cm tall. He is 20 cm taller than Sharon. How tall is Sharon?

Ans: _____________________

36

44. Han has 51 marbles. Timmy has 59 more marbles than Han, and 5 times as many marbles as Jane. How many marbles does Jane have?

Ans: _____________________ 45. One big-Mac set meal cost $5.50. One Mac flurry cost $ 1.50. John has

only $5. How much money must he save to buy one big-Mac and one Mac flurry?

Ans: _____________________




37



Section A (20 x 2 marks) Choose the correction answer for each question and write its number in the brackets provided. 1. $9.95 is the same as ________. (1) 9 cents (2) 995 cents (3) 95 cents (4) 99 cents ( ) 2. Divide 95 by 5. The answer is ________. (1) 15 (2) 25 (3) 19 (4) 5 ( ) 3. In the number 715, the digit 1 stands for _______. (1) 10 (2) 15 (3) 71 (4) 1 ( ) 4. 493 + 271 = ________. (1) 222 (2) 754 (3) 764 (4) 674 ( ) 5. 3 hours are the same as ______. (1) 180 minutes (2) 300 minutes (3) 30 minutes (4) 270 minutes ( )

6. What is the sum of 12, 59 and 3? (1) 15 (2) 62 (3) 71 (4) 74 ( )

Marks

38

7. Uncle John had 379 apples. He sold 256 apples and threw away 15 rotten apples. How many apples had he left?

(1) 18 (2) 123 (3) 394 (4) 108 ( ) 8. 819 is 3 tens more than _______. (1) 789 (2) 816 (3) 806 (4) 86 ( ) 9. 13 = 829 - _______. (1) 810 (2) 832 (3) 816 (4) 842 ( ) 10. Which of the following figures have only 2 curve lines?

(1) a (2) b (3) c, d (4) a, b ( ) 11. It is now 12.30 pm. What time will it be 45 minutes later? (1) 1 pm (2) 1.15 pm (3) 1.15 am (4) 12.45 pm ( ) 12. Study the solid below. How many flat surface/s does the solid have?

(1) 2 (2) 4 (3) 3 (4) 6 ( )

a b c d

39

13. Mrs. Rose made 213 pancakes. Mrs. Lim made 343 pancakes. How many pancakes did they make in all?


35 ÷ 7 = ? - 78

(1) 5 (2) 15 (3) 83 (4) 73 ( ) 15. Samuel had some pencils and bags. He packed 4 pencils into each bag.

After packing, he had 2 pencils left. Which of the following is not a possible number of the pencils that he had?

(1) 18 (2) 35 (3) 26 (4) 38 ( ) 16.

How long is the bus?

(1) 650 cm (2) 600 cm (3) 140 cm (4) 300 cm ( )

0 cm 850

40

17. 24 sheets of stickers were shared equally among 4 children. If each sheet of sticker had 7 stickers on it, how many stickers did each child get?

(1) 7 (2) 6 (3) 42 (4) 36 ( ) 18. =−−

132

51

1311 ______.

(1) 9÷13 (2) 12÷65 (3) 1÷13 (4) 32÷65 ( ) 19. Xiao Bei bought an ice cream for $2.50. He paid for his ice cream with 2

two-dollar notes. How much change did he get back from the cashier? (1) $1 (2) $2 (3) $1.50 (4) $2.50 ( ) 20. 3 glasses of water are needed to fill up 1 jar. 2 glasses of water are

needed to fill up 1 tea pot. How many glasses of water are needed to fill up 2 jars and 3 tea pots?

(1) 5 (2) 12 (3) 10 (4) 6 ( ) Section B (20 x 2 marks) Fill in the blanks with the correct answers. 21. Study the pattern below. What is the missing number in the box?

Ans: _____________________

3 5 15

20 5

4 6 24

26 2

4 3

12

? 31

41

22. Write 617 in words. ______________________________________________

23. 63 = ________ × 7.

24. Write down the smallest 3-digit-even number that can be formed using


Ans: _____________________ 25. Arrange the following numbers in order. Begin with the smallest number.

231, 234, 56, 102, 890, 157. ____________________________________________


29, 40, _______, 62, 73, 84.

27. 714 = ________ tens 4 ones.

5 2 4

42

28. Tony bought a cake and cut it into 16 pieces. He ate 3 pieces and gave Mary 2 pieces. What fraction of the cake is left?

Ans: _____________________ 29. Helen spent one and a half hour watching her favourite movie in the

evening. The movie ended at 8.15pm. At what time did she start to watch the movie?

Ans: _____________________ 30. Noah ate

157 of the pizza. His brother ate

52 of the pizza. What

fraction of the pizza was left?

Ans: _____________________

43

31. 12 shuttlecocks are needed to fill up 1 tube of shuttlecocks. How many shuttlecocks are needed to fill up 10 tubes of shuttlecocks?

Ans: _____________________ 32. What fraction of the figure is not shaded?

Ans: _____________________ 33. What is the value shown in the diagram below? Write in words.

____________________________________________

Hundreds Tens Ones

44

34. Jane has 39 marbles. Lyn has 71 marbles. Who has more marbles and how many more marbles did she have?

Ans: _____________________ 35. Rahim had 491 stamps. He gave 142 stamps to his brother. How many

stamps had he left?

Ans: _____________________ 36.

The total length of 3 ropes: A, B, C is 389 cm. Rope A is 87 cm long while rope C is 131 cm long. Which rope is the longest?

Ans: _____________________

45

37. The chart below shows the ticket prices for the Ferris Wheels ride at an amusement park. Mr. Lim bought 2 adults tickets and 5 children tickets. How much did he pay altogether?

Ans: _____________________ 38. A bicycle has 2 wheels and a tricycle has 3 wheels. Jane counted and

found a total of 55 wheels altogether. The is an equal number of bicycles and tricycles. How many bicycles are there?

Ans: _____________________ 39.

If is a whole, what fraction is of the whole?

Ans: _____________________

Ferris Wheels Ticket Price

Adult: $7 Child: $4

46

40. Arrange the following fractions in order. Begin with the greatest.

3510,

117,

23,

97

Section C (5 x 4 marks) Show your workings clearly in the space given. 41. A laptop cost $1200. A printer costs $210. John has only $1000. How

much more money must he save to buy both the laptop and printer?

Ans: _____________________ 42.

Box B is 28 g lighter than Box A. Box C is 110 g heavier than Box B. What is the mass of Box C?

Ans: _____________________

380 g A

B C

47

43. John has 36 marbles. He has 4 times as many marbles as Mary. How many marbles do they have in all?

Ans: _____________________ 44. Mr. Henry paid $78 for a pair of trousers and $35.50 for a radio. How

much money did he have at first if he had $55 left in his wallet after buying the two items?

Ans: _____________________

48

45. Samuel made 12 stars using toothpicks. He used 10 toothpicks to make

each star. Samuel rearranged all the toothpicks to make some pentagons. How many pentagons did he make?

Ans: _____________________




star pentagon

49



Section A (20 x 2 marks) Choose the correct answer for each question and write its number in the brackets provided. 1. 457 + ___ = 816 (1) 357 (2) 359 (3) 429 (4) 259 ( ) 2. Divide 120 by 10. The answer is ___.

(1) 23 (2) 110 (3) 12 (4) 100 ( ) 3. Which series of numbers below is arranged in the order beginning with

the smallest?

(1) 892,568,321,278,125. (2) 242,123, 156,178,190 (3) 141, 78, 92, 214, 245. (4) 78, 112, 134,316,782 ( ) 4. Today is Monday. What day will it be 5 days from now?

(1) Tuesday (2) Saturday (3) Wednesday (4) Sunday ( ) 5. What is the difference between 147 and 77?

(1) 224 (2) 60 (3) 70 (4) 324 ( )

Marks

50

6. What fraction of the figure is not shaded?

(1) 5/8 (2) 1/4 (3) 3/8 (4) 10/15 ( ) 7. 1 and a half hour is the same as___. (1) 90 minutes (2) 120 minutes (3) 60 minutes (4) 360 minutes ( ) 8. There are 359 marbles in urn A. Urn B has 4 tens less marbles than urn

A. How many marbles are there in urn B? (1) 219 (2) 351 (3) 319 (4) 316 ( ) 9. What is the sum of 514, 79, and 11? (1) 604 (2) 660 (3) 640 (4) 406 ( ) 10. How many triangles are there in the following model?

(1) 7 (2) 8 (3) 12 (4) 10 ( )

51

11. Mr. Lim had 327 oranges. He sold 249 oranges and threw away 19 rotten oranges. How many oranges had he left?

(1) 79 (2) 109 (3) 69 (4) 59 ( ) 12. What fraction of the below is shaded?

(1) 9/20 (2) 4/25 (3) 4/20 (4) 5/25 ( ) 13. In the number 410, which digit is in the hundreds place? (1) 410 (2) 1 (3) 41 (4) 4 ( ) 14. What is the missing number?

? - 279 = 451 + 67

(1) 697 (2) 687 (3) 797 (4) 787 ( ) 15. Dick has 438 pencils. He has 45 more pencils than Darryl. How many

pencils does Darryl have? (1) 393 (2) 439 (3) 293 (4) 339 ( ) 16. 40 tens 30 ones is _________. (1) 340 (2) 430 (3) 403 (4) 43 ( )

52

17. Subtract 59 from 341. The answer is ______ (1) 371 (2) 311 (3) 359 (4) 282 ( ) 18. Jane and Daniel have some cards as shown in the model below. How many

cards does Daniel have? Daniel Jane

555

(1) 408 (2) 538 (3) 358 (4) 448 ( ) 19. In the number 431, the number 3 stands for …… (1) 3 (2) 43 (3) 31 (4) 30 ( ) 20. How many cents are there in $15.05? (1) 505 cents (2) 1505 cents (3) 5 cents (4) 1500 cents ( ) Section B (20 x 2 marks) Fill in the blanks with the correction answers. 21. Write the following numeral in words:

473 = ______________________________________

22. 9 groups of 3 are _______

?

147

53

23. The sum of 223 and 39 is ________

24. Both Jonathan and Paul collect stamps. Given the model below, they both

have a total of ____________ stamps. Jonathan Paul

25. Arrange these numbers from the smallest to the greatest:

745, 321, 821, 945,339. __________________________________________

26. Jane has eight $5 notes

Katy has three $10 notes. Together they have $___________ .

Ans: _____________________

375

40

54

27. I am thinking of two numbers. The sum of these two numbers is 8 and their product is 15. What are those two numbers? They are ________ and _________.

28. Jar B has 3 times as many marbles as Jar A. Study the model below and find the number of marbles in Jar B. The number of marbles in Jar B is __________. Jar A Jar B

29. What is the least number of triangles needed to make the figure below?

Ans: _____________________

16

55

30. Mrs. White bought 45 litres of cooking oil. She poured all the cooking oil

into 4-liter containers. How many 4-litre containers did Mrs. White use to hold all the cooking oil?

Ans: _____________________ 31. Arrange the following fractions in order, beginning with the greatest.

53 ,

52 ,

55 ,

54

______________________________________________

32. Complete the number pattern below. 592, __________, 522, 487, 452.

33. A chicken has 2 legs and a dog has 4 legs. There are 90 legs altogether. There is an equal number of chicken and dogs. How many dogs are there?

Ans: _____________________

56

34. Write down the smallest 3-digit odd number that can be formed using the digits given below.

Ans: _____________________ 35. John finished his music lesson 45 minutes after 3.45pm. What time did

his music lesson end?

Ans: _____________________ 36.

I am a 3-digit even number. My digits are 5, 7, 2. What number am I?

Ans: _____________________

3 7 4

57

37. Noah has 5 different shoes. And he has 3 different socks. How many way can he match shoes with socks?

Ans: _____________________ 38. Jacky borrowed 12 books. The number of books Lin borrowed was double

the number of books Jacky borrowed. How many books did they borrow altogether?

Ans: _____________________

58

39.

94 ,

98 ,

92

Arrange these fractions in descending order.

Ans: _____________________ 40. The cost of an envelope is $3.75 and the cost of a stamp is $0.55. What

is the total cost of one envelope and 2 stamps in cents?

Ans: _____________________

59

Section C (5 x 4 marks) Show your workings clearly in the space given. 41. $4 is needed to hire one bicycle for one hour. John had to pay $48 for

hiring some bicycles for 4 hours. How many bicycles did he hire?

Ans: _____________________ 42. Wilson has 513 marbles. Timmy has 77 more marbles than Wilson but 32

fewer than Jane. How many marbles does Jane have?

Ans: _____________________

60

43. Steve had 500 game cards at first. Donald had half of what Steve had. After playing one game, Steve lost 300 game cards to Donald. How many game cards did the 2 boys have in the end l?

Ans: _____________________ 44. Ali’s father is 24 years older than Ali. Ali is now 2 years old. In how many

more years will Ali’s father age be triple that of Ali?

Ans: _____________________

61

45. Joni made 12 triangles using toothpicks. He used 3 toothpicks to make each triangle. He rearranged all the toothpicks to make some cube shapes. How many cube shapes did he make?

Ans: _____________________




62



Section A (20 x 2 marks) Choose the correct answer for each question and write its number in the brackets provided. 1. The value of 5 ten and 15 ones is ____. (1) 65 (2) 55 (3) 15 (4) 50 ( ) 2. Subtract 49 from 155. The answer is ___. (1) 96 (2) 116 (3) 106 (4) 204 ( ) 3. The sum of 39 and 719 is ___. (1) 781 (2) 768 (3) 680 (4) 758 ( ) 4. What is the missing number?

(1) 699 (2) 689 (3) 700 (4) 701 ( ) 5. 75 = 5 ×__. (1) 10 (2) 15 (3) 5 (4) 25 ( )

Marks

744 ?

45

63

6. Four chickens and three pigs have ___ legs in all.

(1) 12 (2) 8 (3) 20 (4) 28 ( ) 7. 819 is ___ tens and 9 ones.

(1) 8 (2) 1 (3) 19 (4) 81 ( ) 8. 7+7+7+7+7+7+7 is the same as ___.

(1) 6 groups of 7 (2) 7 groups of 7 (3) 49 groups of 7 (4) 5 groups of 7 ( ) 9. $ 17.05 is the same as___ cents.

(1) 17 (2) 1705 (3) 05 (4) 1700 ( ) 10. What fraction of the figure is shaded?

(1) 2÷9 (2) 3÷9 (3) 4÷17 (4) 3÷18 ( )

64

11. Look at the solids below. Solid ____ has 6 flat faces.

(1) A (2) D (3) B (4) C ( ) 12. The time now is 7.15am. What time will it be 30 minutes later? (1) 7.45 am (2) 7.55 am (3) 7.45 pm (4) 7.30 am ( ) 13. ___ + 55 = 829 – 4 ×3 (1) 862 (2) 672 (3) 872 (4) 762 ( ) 14. John is 153 cm tall and 13 cm taller than Jane. How tall is Jane? (1) 40 cm (2) 140 cm (3) 130 cm (4) 166 cm ( ) 15. 581 = 5 hundreds 4 tens and ___one. (1) 41 (2) 11 (3) 81 (4) 581 ( ) 16. 813 is 6 tens more than ___. (1) 797 (2) 753 (3) 807 (4) 781 ( )

C D

A B

65

17. 50 = ? =

(1) 30 (2) 3 (3) 13 (4) 23 ( ) 18. What is the next shape in the pattern?

(1)

(2)

(3)

(4)

( ) 19. 491 - ___ = 374

(1) 312 (2) 865 (3) 117 (4) 458 ( ) 20. Mrs. White used 55 apples to make 5 apple pies. How many apples are

needed to make one apple pie?

(1) 13 (2) 11 (3) 5 (4) 15 ( )

66

Section B (20 x 2 marks) Fill in the blanks with the correction answers. 21. 681 is 81 ones less than ____.

Ans: _____________________ 22. $5.45 has the same value as 1 five-cent coin, 1 two-dollar note and ___

twenty-cent coins.

Ans: _____________________ 23. David has $50. He spends $15 to buy a toy. What fraction of his money

does he have left?

Ans: _____________________ 24. The motorbike is about ___ units long.

Ans: _____________________

4units

67

25. Write 672 in words. ______________________________

Ans: _____________________ 26.

If + + =57

+ = 25

Then = ?

Ans: _____________________ 27. Group the cars to show 5 groups of 3

Ans: _____________________

68

28. The numbers in the diagram form a pattern. What is the missing number?

Ans: _____________________ 29. 2 one-litre glasses of water and 1 two-litre glass of water are needed to

fill up 1 pot. 1 pot of water and 1 two-litre glass of water are needed to fill up 1 pail. How many litres of water are needed to fill up the pail?

Ans: _____________________ 30. ___ - 102 = 254.

Ans: _____________________ 31. Divide 144 by 2. The answer is ___.

Ans: _____________________ 32. Fill in the blanks with cm or m.

A pencil is 12____long. A racket is 0.50 ___ long.

Ans: _____________________

1 6 11 16

? 31 36 21

69

33. Buns are sold in packs of 5. Each pack cost $5. Jenny needs to get 7 buns. She will have to pay $___ for the buns.

Ans: _____________________ 34. Arrange the fractions in order from the greatest to the smallest.

34,

75,

82,

21

Ans: _____________________ 35. Find the missing number in the blank.

890, 867, ___, 821, 798.

Ans: _____________________ 36.

Mary has 3 ribbons: A, B, C, D. A is shorter than B. C is shorter than A but longer than D. Which ribbon is the longest ?

Ans: _____________________

70

37. The time now is 12.15 pm. However, John’s watch is 5 minutes slow while his brother’s watch is 12 minutes faster than his. What is the time shown on his brother’s watch?

Ans: _____________________ 38. Paul has 45 marbles. Joni has 15 more marbles than Paul. How many

marbles does Joni have?

Ans: _____________________ 39. A box containing 5 pencils has a mass of 350g. Each pencil has a mass of

50g. What is the mass of the box?

Ans: _____________________ 40. Henry’s family drinks 4 litres of juice in 1 week. How many litres of juice

does his family drink in 4 weeks?

Ans: _____________________

71

Section C (5 x 4 marks) Show your workings clearly in the space given. 41. Mrs. Rose Mary bought 3 packets of fishballs for $1.40 each.

She also bought some vegetables for $2. How much did Mrs. Rose Mary spend altogether?

Ans: _____________________ 42. A book has 150 pages. Tommy reads 5 pages of the book each day. How

many pages of the book are not read after 10 day?

Ans: _____________________ 43. Steve had 513 game cards.

John and Mary each gave him 12 game cards. a. How many game cards in all did Steve get from John and Mary? b. How many game cards did Steve have in all now?

Ans: _____________________

72

44. Jacky made 5 stars using toothpicks. He used 10 toothpicks to make each star. He rearranged all the toothpicks to make some pentagons. How many pentagons did he make?

Ans: _____________________ 45. There are 45 marbles in urn A. Urn B has 17 more marbles than urn A.

Urn C has twice as many marbles as urn A has. How many marbles are there altogether in the three urns?

Ans: _____________________

-- End of Paper –- Remember to check your answers.

Do read the question again, and make sure your answer is relevant. Remember to include the correct units, if necessary.

73



Section A (20 x 2 marks) Choose the correct answer for each question and write its number in the brackets provided. 1. In the digit 826, what is the digit in the tens place? (1) 82 (2) 2 (3) 6 (4) 8 ( ) 2. The sum of 235 and 91 is ________. (1) 269 (2) 144 (3) 326 (4) 312 ( ) 3. 185 is the same as 18 tens and ________ ones. (1) 5 (2) 50 (3) 85 (4) 15 ( ) 4. Subtract 66 from 150. (1) 84 (2) 104 (3) 64 (4) 216 ( ) 5. 7+7+7+7+7 is the same as ___. (1) 4 groups of 7 (2) 5 tens 3 ones (3) 3 tens 5 ones (4) 7 groups of 7 ( )

6. The value of 3 tens and 11 ones is (1) 15 (2) 31 (3) 14 (4) 41 ( )

Marks

74

7. What is the missing number?

(1) 100 (2) 10 (3) 13 (4) 31 ( ) 8. 10 bicycles have____ wheels. (1) 20 (2) 16 (3) 12 (4) 22 ( ) 9. Divide 81 by 3. The answer is ____. (1) 18 (2) 21 (3) 27 (4) 9 ( ) 10. $11 is the same as ___ cents. (1) 11 (2) 110 (3) 1 (4) 1100 ( ) 11. The time now is 10 am. What is the time 15 minutes later? (1) 9.45 am (2) 10.15 am (3) 10.10 am (4) 11 am ( ) 12. What fraction of the figure is shaded?

(1)

31 (2)

61

(3) 63 (4)

52

( )

310 ? 300

75

13. Look at the solids below. Solid ____ has 5 flat faces.

(1) B, C (2) A, B (3) B (4) C ( ) 14. 35 = 5 × ______ (1) 7 (2) 6 (3) 5 (4) 3 ( ) 15. Five chickens and two pigs together have ______ legs. (1) 8 (2) 18 (3) 14 (4) 12 ( ) 16. ______ + 55 = 475 - 5×3 (1) 525 (2) 405 (3) 515 (4) 505 ( ) 17. 341 is 9 tens more than _______. (1) 431 (2) 332 (3) 322 (4) 251 ( ) 18. 710 = ___hundreds 1 ten. (1) 71 (2) 17 (3) 10 (4) 7 ( )

CD A

B

76

19. The sum of 132, 54, and 16 is___. (1) 186 (2) 148 (3) 202 (4) 70 ( ) 20. Mrs. White made 255 pancakes. Mss Lim made 310 pancakes. How many

pancakes did they make altogether? (1) 565 (2) 555 (3) 465 (4) 556 ( ) Section B (20 x 2 marks) Fill in the blanks with the correction answers. 21. What is the missing number in the box?

18 ÷ 2 = × 3

Ans: _____________________ 22. Study the pattern below. What is the missing number in the box?

Ans: _____________________

?

2 6

12

10 2

3 5

15

11 4

4 5

20

? 3

77

23. John had some stickers. He packed 5 stickers into each bag. After packing, he had 3 stickers left, and 3 bags of stickers. How many stickers did he have?

Ans: _____________________ 24. The sum of 512 and 291 is __________.

25. The difference between 189 and 101 is ___________.

26. Write in words: 581=________________________________________.

27. 25 sheets of stickers were shared equally among 5 children. If each sheet of sticker had 7 stickers on it, how many stickers did each child get?

ns: _____________________

78

28. A bicycle has 2 wheels and a tricycle has 3 wheels. Tommy counted and found that there were 28 wheels altogether. The number of bicycles was double the number of tricycles. How many bicycles were there?

Ans: _____________________ 29. 49 =

? =

Ans: _____________________ 30. Study the figure below. How many semicircles are there in the figure?

Ans: _____________________ 31. ?1

52

43

=++

Ans: _____________________

79

32. Arrange the following numbers in order, beginning with the smallest. 516,116,824,510,325

Ans: _____________________ 33. If is 1 whole.

What is the fraction for

Ans: _____________________ 34. 45 ÷ 9 = ____.

Ans: _____________________ 35. Multiply 11 by 7. The answer is ___.

Ans: _____________________

80

36.

Jane has 65 marbles. Paul has 15 more marbles than Jane. How many marbles does Paul have?

Ans: _____________________ 37. I am a 3-digit number. My ones digit is triple the tens digit and it is 3

more than the hundreds digit. My ones digit is 9. What number am I?

Ans: _____________________ 38. What is the least number of triangles needed to make the figure below?

Ans: _____________________ 39. Arrange the fractions below in order from the greatest to the smallest.

155,

63,

52,

43

Ans: _____________________

81

40. Henry’s family drinks 2.5 litres of milk in 1 week. How many litres of milk does his family drink in 4 weeks?

Ans: _____________________ Section C (5 x 4 marks) Show your workings clearly in the space given. 41. There are 30 marbles in Urn A. Urn B has 11 more marbles than Urn A.

Urn C has 2 times as many marbles as Urn A has. How many marbles are there in all three urns?

Ans: _____________________

82

42. Steve had 313 game cards. John and Mary each gave him 15 game cards. c. How many game cards did Steve get from John and Mary? d. How many game cards did Steve have in total?

Ans: _____________________ 43. James had 48 lollipops. He gave 15 lollipops to Mary. After eating some

lollipops, he had 11 lollipops. How many lollipops did he eat?

Ans: _____________________

83

44. One KFC set meal costs $4.50. One Cheese Fries costs $ 1.50. John has only $4. How much money must he save to buy one KFC set meal and one Cheese Fries?

Ans: _____________________ 45. I am a 3-digit number. My ones digit is four times greater than the tens

digit and 4 more than the hundreds digit. The sum of all three digits is 14. What number am I?

Ans: _____________________

-- End of Paper –- Remember to check your answers.

Do read the question again, and make sure your answer is relevant. Remember to include the correct units, if necessary.

84



Section A (20 x 2 marks) Choose the correct answer for each question and write its number in the brackets provided. 1. The value of 6 tens and 21 ones is ____________. (1) 81 (2) 62 (3) 27 (4) 61 ( ) 2. Subtract 38 from 419. The answer is __________. (1) 457 (2) 371 (3) 381 (4) 416 ( ) 3. 13 pigs have __________ legs altogether. (1) 13 (2) 26 (3) 39 (4) 52 ( ) 4. What is the missing number?

(1) 5 (2) 3 (3) 15 (4) 10 ( ) 5. 2 hundreds and 71 tens equal _________. (1) 271 (2) 712 (3) 910 (4) 901 ( )

Marks

? 4 12

85

6. 526 +145=__________. (1) 571 (2) 671 (3) 651 (4) 675 ( ) 7. 519 is __________less than 771. (1) 252 (2) 242 (3) 352 (4) 452 ( ) 8. 45 = 5 × __________. (1) 9 (2) 8 (3) 40 (4) 7 ( ) 9. 815 cents = $__________. (1) 81.50 (2) 815 (3) 8.15 (4) 0.815 ( ) 10. Greg has $413. Ken has $51 less than Greg. How much money do Greg and

Ken have altogether? (1) 877 (2) 775 (3) 464 (4) 675 ( ) 11. The height of the flag pole is about_________.

(1) 50 cm (2) 5 m (3) 15 cm (4) 50 m ( ) 12. 718 is 41 tens more than _________.

(1) 759 (2) 677 (3) 279 (4) 308 ( )

86

13.

(1) 13 (2) 10 (3) 33 (4) 15 ( ) 14. 400 – 59 = _________. (1) 351 (2) 331 (3) 459 (4) 341 ( ) 15. John has $35 to spend at a toy shop. How many toys can he buy if he

spends all his money and he does not want to have two of the same toy? Toy A B C D

price $5 $6 $15 $10 (1) 3 (2) 2 (3) 4 (4) 1 ( ) 16.

What is the weight of the van?

(1) 550 kg (2) 450 kg (3) 300 kg (4) 45kg ( )

= 55

= ?

150 Kg

87

17. $3.60 has the same value as 1 one-dollar coin and ______ twenty-cent coins.

(1) 15 (2) 33 (3) 13 (4) 26 ( ) 18. Multiply 7 by 9. The answer is _______. (1) 56 (2) 63 (3) 42 (4) 36 ( ) 19. Four children shared 36 stickers equally. How many stickers did each

child get? (1) 8 (2) 7 (3) 5 (4) 9 ( ) 20. What fraction of the figure is shaded?

(1) 2÷5 (2) 3÷5 (3) 4÷9 (4) 3÷10 ( ) Section B (20 x 2 marks) Fill in the blanks with the correction answers. 21. Which of the following fraction is the smallest?

109,

76,

32,

54

Ans: _____________________

88

22. The numbers in the diagram form a pattern. What is the missing number?

Ans: _____________________ 23. Peter ate

31 of a chocolate bar and gave another

51 of the same

chocolate bar to his friend. What fraction of the chocolate bar was left?

Ans: _____________________ 24. 910 – 518 = ________.

Ans: _____________________

1 5 9 13

11 37 ? 50

89

25. Divide 25 by 5. The answer is ___.

Ans: _____________________ 26. ________ - 59 = 510 + 239.

Ans: _____________________ 27. Muffins are sold in packs of 5. Each pack costs $4.50. Toni needs to get

9 muffins. He will have to pay $_______ for the muffins.

Ans: _____________________

90

28. Write in words: 749 =

Ans: _____________________ 29. Arrange the following numbers in order, beginning with the smallest.

519, 154, 162, 523, 341

Ans: _____________________ 30. =−

151

52

Ans: _____________________

91

31. The time now is 5.30 pm. What is the time 45 minutes later?

Ans: _____________________ 32. Mother has 55 marbles to give to her children. She gives each child 11

marbles. How many children does she have?

Ans: _____________________ 33. The sum of 153, 262, and 189 is ____.

Ans: _____________________

92

34. 7 groups of 10 are ________.

Ans: _____________________ 35. Complete the number pattern below.

843, 829, 815, _______, 787.

Ans: _____________________ Questions 36 to 45 carry 4 marks each. Show your working clearly in the space below each question and write your answers in the spaces provided. 36.

The total amount of water in pail A and pail B is 15 litres. Pail A contains 3 litres more than pail B. how many litres of water are there in pail B?

Ans: _____________________

93

Study the picture graph below and answer Questions 37, 38, and 39. The picture graph shows the favourite colours of pupils in Primary 2A. Red Blue Green Yellow Purple Each stands for 3 pupils. 37. How many pupils chose yellow as their favorite color?

Ans: _____________________ 38. How many more pupils chose yellow than purple as their favourite color?

Ans: _____________________ 39. How many pupils are there in class altogether?

Ans: _____________________

94

40. There are ________ flat surfaces in the following figure.

Ans: _____________________ Section C (5 x 4 marks) Show your workings clearly in the space given. 41. Lily has 45 sweets. She decides to share them with her 4 friends. How

many sweets does each person get?

Ans: _____________________ 42. There are 159 people eating in a restaurant. 69 are women and the rest

are men. a) How many men are there? b) How many more men than women are there?

Ans: _____________________

95

43. A book has 500 pages. John reads 5 pages of the book each day. How many pages of the book are not read after two months? Assume a month to be 30 days.

Ans: _____________________ 44. The weight of 2 durians is the same as the weight of 24 oranges. If the

weight of 6 oranges is 2.4 kg, what is the weight of the 2 durians?

Ans: _____________________

96

45. Lin and Paul have $145 altogether. Paul has $39 more than Lin. How much

money does Lin have?

Ans: _____________________




97



Section A (20 x 2 marks) Choose the correct answer for each question and write its number in the brackets provided. 1. 15, ____, 45, 75, 115, ____. (1) 45 and 155 (2) 25 and 165 (3) 45 and 145 (4) 55 and 155 ( ) 2. The sum of 521 and 189 is ___. (1) 710 (2) 689 (3) 720 (4) 690 ( ) 3. Divide 125 by 5. The answer is ___. (1) 5 (2) 35 (3) 25 (4) 15 ( ) 4. The difference between 825 and 89 is ___. (1) 636 (2) 673 (3) 753 (4) 736 ( ) 5. What is the missing number?

215, 235, 220, 240, 225, ___. (1) 205 (2) 255 (3) 245 (4) 250 ( )

6. 236 cents = ___. (1) $23.60 (2) $23.06 (3) $236 (4) $2.36 ( )

Marks

98

7. The length of a bus is about ___. (1) 5 cm (2) 500 cm (3) 50 cm (4) 5000cm ( ) 8.

The area of the whole figure is 138. Find the area of the shaded section.

(1) 92 (2) 96 (3) 46 (4) 138 ( ) 9. Multiply 5 by 8. The answer is ___. (1) 40 (2) 45 (3) 35 (4) 25 ( ) 10. Three and half an hour = ______. (1) 180 minutes (2) 210 minutes (3) 200 minutes (4) 240 minutes ( ) 11. There are 251 marbles in urn A and 259 in urn B. How many marbles are

there altogether? (1) 511 (2) 500 (3) 510 (4) 490 ( ) 12. Find the set of numbers, beginning with the smallest.

(1) 159, 513, 498, 510, 731 (2) 151, 415, 159, 513, 920 (3) 59,67, 73, 81, 15 (4) 831, 871, 890, 912, 961 ( )

99

13. What fraction of the figure is shaded?

(1)

4/8

(2)

5/8

(3) 3/8 (4) 1/4 ( ) 14. James has $35. Jenny has $7 less than James. How much money do they

have altogether? (1) 87 (2) 63 (3) 53 (4) 77 ( ) 15. Eight children shared 120 stickers equally. How many stickers did each

child get? (1) 45 (2) 25 (3) 35 (4) 15 ( ) 16. There are four different packages of cargoes that an airplane has to

carry. However, the airplane can only carry up to 1000kg. Refer to the following table, and find out how many packages of cargoes can the airplane carry at most?

Cargo A B C D Weight 520kg 310kg 440kg 230kg

(1) 3 (2) 2 (3) 1 (4) 4 ( ) 17. What is the value of 59 tens and 11 ones? (1) 70 (2) 591 (3) 601 (4) 600 ( )

100

18. Subtract 389 from 891. The answer is . (1) 402 (2) 422 (3) 502 (4) 492 ( ) 19. The mass of box A is equal to the total mass of box B and C.

The mass of box A is 16 kg. Box C is 4 kg heavier than box B. What is the total mass of box A and box B?

(1) 22 (2) 26 (3) 32 (4) 24 ( ) 20. Which of the following fractions is the greatest?

(1) 93 (2)

43

(3) 53 (4)

73

( ) Section B (20 x 2 marks) Fill in the blanks with the correction answers. 21. =++ 1

124

166

Ans: _____________________ 22. Arrange these fractions in order, beginning with the smallest.

86,

155,

23,

1210

101

23. The sum of 291, 251 and 79 is ____________.

24. First multiply 55 by 2, and then add to 71. You will get A which is __________ more than 55.

25. What is the missing number? 5 3 4 5 7 2 6 6 5 4 10 18 24 25 ?

Ans: _____________________

102

26.

Ans: _____________________ 27. What is the difference between 819 and 18 ×3?

Ans: _____________________ 28. 7.45 am is ______ minutes before 8.30am.

= 63

= 42

= ?

103

29. Mrs. Young started baking cookies at 3.45pm. The cookies took 30 minutes to bake. What time were the cookies done?

Ans: _____________________ 30. A bottle can hold 2.5 litres of water. How many litres of water can 8

such bottles hold?

Ans: _____________________ 31. The total amount of water in 8 similar bottles is 32 litres. How many

litres of water is there in I bottle ?

Ans: _____________________

104

32. Sally cut an apple pie into 10 equal pieces. She gave one piece away and ate 4 pieces. What fraction of the apple pie had she left?

Ans: _____________________ 33.

What fraction of the figure is shaded?

Ans: _____________________ 34. Mr. Tan uses 6.5 litres of water a day to water his plants. How many

litres of water does he use to water his plants in a week?

Ans: _____________________

105

35. ________ + 152 =10 × 5 + 589

Ans: _____________________ 36.

In a science exam, A got 0.5 points less than B, but 4.5 points more than C. C scored 57.5. How many points did B get?

Ans: _____________________ 37.

How many flat surfaces are there in the figure?

Ans: _____________________

106

38. Jane has 25 lollipops for her birthday party. She invited 4 friends to her party and shared the lollipops equally with them. How many lollipops does each child get?

Ans: _____________________ 39. Tony and Mary have $305 altogether. Tony has $45 more than Mary.

How much money does Mary have?

Ans: _____________________ 40.

How many straight lines are there in the figure?

Ans: _____________________

107

Section C (5 x 4 marks) Show your workings clearly in the space given. 41. Henry drinks 3 litres of milk in 1 week. How many litres of milk does he

drink in 8 weeks?

Ans: _____________________ 42. Jane has 54 marbles. Sam has 35 more marbles than Jane.

How many marbles do they have altogether?

Ans: _____________________

108

43. Jug A contains 1.5 litres of water more than jug B, but 5 litres of water more than jug C. Jug C contains 20.5 litres of water. How many litres of water does jug B contain?

Ans: _____________________ 44. Consider a 3-digit even number. The hundreds digit is 4 times greater

than the ones digit. The tens digit is 7 more than the ones digit. The number in the ones place is 2. What is the number?

Ans: _____________________

109

45. The total amount of water in jug A, B, C is 27 litres. The amount of water in jug A is three times more than the amount of water in jug B. The amount of water in jug B is two times more than in jug C. How many litres of water are there in jug A?

Ans: _____________________




110



Section A (20 x 2 marks) Choose the correct answer for each question and write its number in the brackets provided. 1. The sum of 411 and 489 is ___________. (1) 800 (2) 890 (3) 900 (4) 880 ( ) 2. Divide 105 by 5. The answer is ___________. (1) 21 (2) 17 (3) 22 (4) 19 ( ) 3. The difference between 725 and 116 is ___________. (1) 589 (2) 599 (3) 590 (4) 609 ( ) 4. 1955 cents = $_________. (1) 19 (2) 19.55 (3) 1995 (4) 195.50 ( ) 5. Multiply 15 by 4. The answer is __________. (1) 80 (2) 45 (3) 50 (4) 60 ( )

6. Four and a half hour = ___________ minutes. (1) 270 (2) 260 (3) 180 (4) 360 ( )

Marks

111

7. There are 501 marbles in urn A and 239 in urn B. How many marbles are there altogether?

(1) 770 (2) 740 (3) 760 (4) 750 ( ) 8.


(1) 1/2 (2) 1/8 (3) 1/4 (4) 1/3 ( ) 9. Which set of numbers is arranged in the order beginning with the

smallest?

(1) 531, 701, 890, 933, 987 (2) 151, 415, 159, 513, 920 (3) 591,267, 723, 801, 155 (4) 159, 513, 498, 510, 731 ( ) 10. There are four different packages of cargoes that an airplane has to

carry. However, the airplane can only carry up to 1000kg. From the following data table, find out how many packages can the airplane carry at most?

Cargo A B C D Weight 250kg 210kg 340kg 230kg

(1) 1 (2) 3 (3) 4 (4) 2 ( ) 11. Subtract 89 from 391. The answer is _________. (1) 202 (2) 282 (3) 302 (4) 292 ( )

112

12. What is the value of 19 tens and 40 ones? (1) 230 (2) 109 (3) 59 (4) 194 ( ) 13. Which of the following fractions is the greatest?

(1) (2) 63

(3) 61 (4)

65

( ) 14. The sum of 231, 257 and 109 is ________. (1) 498 (2) 597 (3) 497 (4) 587 ( ) 15. John has $56. Ken has $7 more than John. How much money do they

have altogether? (1) $119 (2) $127 (3) $117 (4) $109 ( ) 16. Five children shared 250 stickers equally. How many stickers did each

child get? (1) 40 (2) 60 (3) 50 (4) 55 ( ) 17. Multiply 55 by 2, then add to 189. The answer is _______. (1) 389 (2) 399 (3) 289 (4) 299 ( ) 18. What is the tens digit of the number 425? (1) 4 (2) 2 (3) 25 (4) 5 ( )

113

19. 258 = ___ tens ___ ones. (1) 2 and 58 (2) 258 and 0 (3) 25 and 8 (4) 2 and 8 ( ) 20. The mass of box A is equal to the total mass of box B and C.

The mass of box A is 26 kg. Box C is 8 kg heavier than box B. What is the total mass of box A and box B?

(1) 18 (2) 34 (3) 52 (4) 35 ( ) Section B (20 x 2 marks) Fill in the blanks with the correction answers. 21. The sum of 291, 351 and 179 is ___________.

22. Multiply 25 by 2, then add to 171, and we will get A. 855 is

___________ more than A.

114

23. What is the missing number? 5 3 4 5 7 2 6 6 5 4 10 18 24 25 ?

Ans: _____________________ 24. 155 + 259 – 260 = ____________?

25. Arrange these fractions in order, beginning with the greatest.

21,

65,

34,

51

____________________________________________

26. What is the difference between 510 and 155 ×3?

Ans: _____________________

115

27.

Ans: _____________________ 28. 10.45 am is _________ minutes after 10.30am.

29. A bottle can hold 3.5 litres of water. How many litres of water can 5 such bottles hold?

Ans: _____________________

= 35

= 19

= 9

= ?

116

30. The total amount of water in 9 similar bottles and a jug is 65 litres. If there are 11 litres of water in the jug, how many litres are there in 10 bottles?

Ans: _____________________ 31. Mrs. Young started baking cookies at 9.55am. The cookies took 30

minutes to bake. What time were the cookies done?

Ans: _____________________

117

32. Sally cut an apple pie into 12 equal pieces. She gave one piece away and ate 5 pieces. What fraction of the apple pie had she left?

Ans: _____________________ 33.


Ans: _____________________ 34. ___________ + 50 =12 × 5

118

35. Mr. Tan uses 4.5 litres of water a day to water his plants. How many litres of water does he use to water his plants in a week?

Ans: _____________________ 36.

Jane has 45 lollipops. She decides to share them equally with 4 friends. How many lollipops does each child get?

Ans: _____________________ 37. Tony and Mary together have $95. Tony has $15 less than Mary. How

much money does Mary have?

Ans: _____________________

119

38. In a mathematics exam, A got 15 points less than B, but 45 points more

than C. The sum of their points was 576. How many points did A get?

Ans: _____________________ 39. Henry drinks 3.5 litres of milk in 1 week. How many litres of milk does he

drink in 5 weeks?

Ans: _____________________ 40. Jane has 504 marbles. Sam has 105 more marbles than Jane.

How many marbles do they have altogether?

Ans: _____________________

120

Section C (5 x 4 marks) Show your workings clearly in the space given. 41. Jug A contains 5 litres of water more than Jug B, but 2 litres of water

less than Jug C. The three jugs has a total of 30 litres of water altogether. How many litres of water does Jug A contains?

Ans: _____________________ 42. I am a 3-digit number and my ones digit is 1. My hundreds digit is 3 times

greater than my ones digit. My tens digit is 5 more than my ones digit. My ones digit is 1. What number am I?

Ans: _____________________

121

43.

How many flat surfaces are there in the figure?

Ans: _____________________ 44. Yesterday was Thursday. An exam will be held 6 days from today. What

is the day of the exam?

Ans: _____________________

122

45. One Mac-nuggets set meal cost $6.50. One Mac flurry cost $1.50. John only has $3.50. How much money must he save to have enough to buy one Mac-nuggets set meal and one Mac flurry?

Ans: _____________________




123

Answers: Semestral Assessment 1 – Mock Paper 1 Qn 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 2 1 4 2 3 2 3 1 1 2 2 4 2 3 2 1 3 1 21 63 22 44 23 828 24 9 25 7 26 72 27 1005 28 230 29 Seven hundred and

sixty-nine 30 81 31 30 32 821, 845, 921, 945 33 3, 4 34 100 35 12 36 267 37 386 38 10, 5, 30 39 9 40 670 cents 41 6 42 821 43 280 44 20 45 294

Answers: Semestral Assessment 1 – Mock Paper 2 Qn 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 3 1 4 4 3 3 3 3 4 2 2 2 4 2 3 1 3 4 1 21 120 22 801 23 882 24 9 25 243 26 963 27 m, cm 28 142 29 24 30 123, 141,152,358 31 4.05pm 32 5/6 33 four hundred and fifty

nine 34 16 35 335 cents

36 32,

54,

119,

34 37 8.55 am 38 9

39 Bag C 40 54 41 a.27, b.81 42 294 43 52 44 456 45 $30.10

124

Answers: Semestral Assessment 1 – Mock Paper 3 Qn 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 3 1 2 4 1 4 3 2 4 1 4 2 3 1 4 4 3 21 63 22 372 23 192 24 802, 798, 761, 748,

719 25 738 26 281

27 9 28 142 29 15 30 28 31 700 m 32 54 33 four hundred and

ninety one 34 4 35 2775 cents

36 72,

3822,

129,

35 37 Wednesday 38 15

39 43 40 72 41 a. 13, b.52 42 12 43 135 cm 44 22 45 $2

Answers: Semestral Assessment 1 – Mock Paper 4 Qn 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 3 1 3 1 4 4 1 3 3 2 4 3 3 2 1 3 4 3 2 21 43 22 six hundred and

seventeen 23 9

24 254 25 56, 102, 157, 231, 234, 890

26 51

27 71 28 1611 29 6.45pm

30 2/15 31 120 32 2/3 33 Seven hundred and

thirty four 34 Lyn, 32 35 349

36 rope B 37 $34 38 11 39 3/4 40

3510,

117,

97,

23 41 410

42 462 43 45 44 $168.50 45 24

125

Answers: Semestral Assessment 1 – Mock Paper 5

Qn 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 3 4 2 3 1 1 3 1 2 4 2 4 3 1 2 4 1 4 2 21 four hundred

and seventy three

22 27 23 262 24 710

25 321,339,745,821,945

26 $70 27 3 and 5 28 12

29 4 30 12 31 45 ,

54 ,

53 ,

52

32 557

33 15 34 347 35 4.30pm 36 572 or 752 37 15 38 36 39

98 ,

94 ,

92

40 485 cents

41 3 42 622 43 Steve = 200, Donald = 550

44 10

45 3


Qn 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 3 4 1 2 3 4 2 2 3 3 1 4 2 1 2 1 2 3 2 21 762 22 17 23 7/10 24 16 25 six hundred

and seventy two

26 32 27 Circle 3 cars in a group

28 26

29 6 liters 30 356 31 72 32 cm, m 33 $10 34

82,

21,

75,

34 35 844 36 B

37 12.22 pm 38 60 39 100g 40 16 41 $6.20 42 100 pages 43 a.24, b.537 44 10 45 197

126

Answers: Semestral Assessment 2 – Mock Paper 2 Qn 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 3 1 1 3 4 2 1 3 4 2 1 4 1 2 2 4 4 3 1 21 3 22 17 23 18 24 803 25 88 26 five hundred and

eighty one 27 35 28 8 29 21 30 1 31

2043 32 116,325,510,516,824

33 2/7 34 5 35 77 36 80 37 639 38 3 39

155,

52,

63,

43 40 2.5+2.5+2.5+2.5=10 41 131

42 a) 30, b) 343 43 22 44 2 45 428

Answers: Semestral Assessment 2 – Mock Paper 3 Qn 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 3 4 2 3 2 1 1 3 2 2 4 3 4 1 2 3 2 4 1 21

32 22 24 23

157

24 392 25 5 26 808 27 $9 28 seven hundred and forty

nine 29 154, 162, 341, 519,

523 30

31 31 6.15 pm 32 5

33 604 34 70 35 801 36 6 litres 37 15 38 12 39 45 40 5 41 9 42 a) 90, b) 21 43 200 pages 44 9.6 kg 45 $53

127


Qn 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 1 3 4 3 4 2 1 1 2 3 4 3 2 4 1 3 3 1 2 21

2441 22

23,

1210,

86,

155 23 621 24 126

25 28

26 5 27 765 28 45 minutes before

29 4.15pm 30 20 litres 31 4 litres 32 21

33 1/8 34 6.5+6.5+6.5+6.5+6.5+6.5+6.5=45.5

35 487 36 62.5

37 1 38 5 39 $130 40 18 41 24 42 143 43 24 litres 44 892 45 18 litres


Qn 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 3 1 4 2 4 1 2 3 1 2 3 1 4 2 1 3 4 2 3 4 21 821 22 634 23 28 24 154 25

51,

21,

65,

34 26 45 27 5 28 15 minutes

29 17.5 30 60 31 10.25am 32 21

33 72 34 10 35 31.5 litres 36 9

37 $55 38 202 points 39 17.5 litres 40 1113 marbles 41 11 litres 42 361 43 2 44 Thursday 45 $4.50

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