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1Blackline Master — Number Sense — Teacher’s Guide for Workbook 2.1
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Quantities (1)
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Quantities (2)
NAME DATE
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Quantities (3)
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Quantities (4)
NAME DATE
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Quantities (5)
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Circle the Numbers
5
55
56
6 6
6
7
7 77
8 8 8 8
9
9 99 10 10 10
0
0
2 22 21
1 1 1
11 11 11
3
3 3 3
Bonus Bonus
NAME DATE
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Dominoes
Bonus: Cut out the dominoes and make a chain.
Match by number.
64
2 3
7
4
30
0
557
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Counting Starred Squares (1)
Colour the squares touching .
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Counting Starred Squares (2)
How many is touching?
2
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Counting Starred Squares (3)
1 0
1 1 0
0 0 0
1 1
1 2 2
0 1
How many is each touching?
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Blank Starsweeper Grids
Starsweeper
Starsweeper
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Counting Cubes
12
34
56
78
910
12
34
56
78
910
12
34
56
78
910
12
34
56
78
910
12
34
56
78
910
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Counting Dots
How many dots?
1
3
2
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Who is Winning?
Trace the numbers. Circle the winning team.
Blue Blue
Blue Blue
Blue Blue
Blue Blue
Blue Blue
Blue
Red has more points.Red is winning.
Blue
Red Red
Red Red
Red Red
Red Red
Red Red
Red Red
BlueRed
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Counting On
How many more than 2?
How many more than 5?
5 is more than 2.
6 is more than 2.
8 is more than 2.
7 is more than 2.
8 is more than 5.
7 is more than 5.
4 is more than 2.
3 is more than 2.
9 is more than 2.
2 is more than 2.
10 is more than 5.
Bonus
Bonus
12 is more than 5.
2 3 4 5 6 7 8 9
3
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How Many Fruits?
There are some fruits in the bag.
How many fruits altogether?
apples altogether
pears altogether
lemons altogether
strawberries altogether
bananas altogether
pineapples altogether
oranges altogether
raspberries altogether
9
6 7 8 95
3
8
4
7
6
2
3
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More Than
What do you notice?
Count on to fill in the boxes.
4
is 2 more than 4
4
is 1 more than 4
3
is 2 more than 3
3
is 4 more than 3
3
is 1 more than 3
2
is 4 more than 2
1
is 4 more than 1
2
is 3 more than 2
4
is 3 more than 4
1
is 3 more than 1
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is winning by points.
is winning by points.
is winning by points.
is winning by point.
Blue
Blue
Blue
Blue
Keeping Score
Who is winning? How much are they winning by?
2Blue
Red
Red
Red
Red
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Match Pictures to Number Words
Match the word with the number of hearts.
three
five
one
four
zero
two
six
eight
eight
ten
five
nine
ten
six
nine
one
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Reading Numbers
Use the code to find the message.
0 1 2 3 4 5
A B C D E I
6 7 8 9 10
M N R S U
five two zero seven
eight four zero three
! seven ten six one four eight nine
I C
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How Many More Than
Write the numbers above the number words. Fill in the blanks.
Five is more than two.
Seven is more than five.
Nine is more than six.
Eight is more than four.
Nine is more than three.
Six is more than two.
Nine is more than eight.
Ten is more than five.
5 23
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Stars
Join the dots in order.
two
four five
seven
five two
one threesix
three four
one
five
sixfour
one
eight
three
two
nine
seven
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Add the Dots
Add.
5 + 2 =
5 + 4 =
= 3 + 3 + 3
6 + 3 =
= 2 + 6
2 + 5 + 2 =
3
1
4+
2
2
3+
4
2
4+
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Colour to Subtract (1)
Colour the second number of triangles. Take away the coloured triangles.
3 – 2 =
6 – 3 =
7 – 3 =
8 – 7 =
8 – 1 =
9 – 2 =
4 – 3 =
5 – 2 =
5 – 4 =
6 – 4 =
1
NAME DATE
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Colour to Subtract (2)
Draw the first number of circles. Colour the second number of circles. Subtract.
6 – 2 =
6 – 3 =
7 – 3 =
5 – 4 =
7 – 4 =
10 – 6 =
4
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Subtract!
Subtract.
5 – 3 =
7 – 4 =
4 – 1 =
9 – 3 =
9 – 2 =
6 – 4 =
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Count the Letters
I
1
got
4
a
5
letter
11
from
15
Kate.
19
She got a new dog.
She named the dog Fluffy.
Kate plays with Fluffy.
She gave Fluffy a bone.
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Adding and Order (1)
Shade the second number of squares. Circle the first number of squares. Add.
7 + 6 =
6 + 9 =
8 + 8 =
7 + 9 =
9 + 4 =
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
13
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Adding and Order (2)
Shade the squares showing the second number. Circle the first number of squares. Add.
7 + 5 =
5 + 3 =
4 + 2 =
3 + 6 =
5 + 2 =
4 + 3 =
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10 7
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Add Larger Numbers
22 + 7 =
56 + 5 =
49 + 6 =
75 + 10 =
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70
41 42 43 44 45 46 47 48 49 50
51 52 53 54 55 56 57 58 59 60
71 72 73 74 75 76 77 78 79 80
81 82 83 84 85 86 87 88 89 90
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Adding to the Number 10
Use the chart to add.
Add without the chart.
10 + 4 =
10 + 7 =
10 + 3 =
10 + 6 =
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
14
10 + 5
10 + 9
10 + 2
10 + 8
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Tens and Ones Blocks
Put tens and ones blocks on the chart to add.
14
4
10
+
7
10
+
3
10
+
6
10
+
11 12 13 14
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
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Sounds Like
Write the numbers for the number words.
Circle the pairs that start with the same sound.
6 7 9
1 2 3 13
8 10 18 19
2 12 13 14
nineteen =
eighteen =
seventeen =
sixteen =
fourteen =
nineteen =
4 7 13 14
4 9 19 20
1 3 11 13
6 16 18
4 5 8
7 9 17
1 2 10
5 15 16
1 19
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Write the Numbers
Write the numbers above the number words.
Lina has twenty hockey cards.
Ron has seven hockey cards.
Sarah has thirteen more hockey cards than Ron.
There were eleven birds.
Eight more joined them.
Now there are nineteen birds.
Miki has nine marbles.
Bilal has six marbles.
They have fifteen marbles altogether.
Sixteen people were in class.
One more joined them.
Now there are seventeen people.
Bob is eighteen years old.
Jacob is four years old.
Bob is fourteen years older than Jacob.
Twelve people were in class.
Two people left after lunch.
Now there are ten people in class.
20
7
13
NAME DATE
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Writing Number Words
Draw a model. Write the number words.
eight + four =
four + ten =
seventeen – four =
five + six =
five + five + five =
nineteen – one =
two + five + three =
twelve
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Writing Cheques
Fill in the cheques Sara wrote to Tom.
July 16, 2010 Pay to the order of
The amount of dollars $17
Signature
July 23, 2010 Pay to the order of
The amount of dollars $ 6
Signature
July 30, 2010 Pay to the order of
The amount of dollars $
Signature
August 6, 2010 Pay to the order of
The amount of dollars $18
Signature
Tom
Tom
Sara
Sara
Sara
seventeen
twelve
NAME DATE
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Blank Cheques
Date
Pay to the order of
The amount of dollars $
Signature
Date
Pay to the order of
The amount of dollars $
Signature
Date
Pay to the order of
The amount of dollars $
Signature
Date
Pay to the order of
The amount of dollars $
Signature
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Reading Subtraction Sentences
How many were there at first?
How many are left?
How many were taken away?
7 – 2 = 5
9 – 7 = 2
8 – 6 = 2
5 = 9 – 4
3 = 4 – 1
3 = 7 – 4
8 – 3
5
4 – 3
1
8 – 7
1
7 – 0
7
7 – 4
3
6 – 6
0
NAME DATE
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Apple Trees
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Line Up (1)
Rosa
Bilal
NAME DATE
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Line Up (2)
Daniel
Mark
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Line Up (3)
TeganTicket B
ooth
NAME DATE
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Ordinal Match
1
5
9
rd
th
2
6
10
th
th
4
8
nd
th
th
3
7
st
th
th
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Ordinal Practice
Write the first letter of each person’s name in their box.
Fill in the blanks.
Lina is in line.
Nomi is 5th.
Ron is 3 places ahead of Nomi.
Irene is 2 places behind Ron.
Sam is last.
Ahmed is right behind Nomi.
Olga is 4 places ahead of Nomi.
Daniel is between Ron and Irene.
Lina is 4 places behind Daniel.
is 1st in line.
N
NAME DATE
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Hundreds Chart Pieces
19
29
39
49
59
69
16
26
36
43 44 45 46
41
51
61 62 63
80
90
98 99 100
12 13 14
22 23 24
76 77
86 87
82 83 84
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Hundreds Chart and Base Ten Materials
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50
NAME DATE
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Many Ways to Show a Number
Use tens and ones blocks to find the number.
Find how many more ones to make 45.
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40
41 42 43 44 45 46 47 48 49 50
3 tens and 6 ones =
1 ten and 26 ones =
2 tens and 23 ones =
4 tens and 3 ones =
3 tens and ones = 45
4 tens and ones = 45
2 tens and 16 ones =
0 tens and 36 ones =
1 ten and 33 ones =
3 tens and 13 ones =
2 tens and ones = 45
0 tens and ones = 45
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Using Tens and Ones Blocks to Add
Use a tens block and som
e ones blocks. A
dd.10 + 5 =
10 + 9 =
10 + 8 =
10 + 7 =
10 + 4 =
10 + 6 =
10 + 2 =
10 + 1 =
10 + 10 =
0 1
2 3
4 5
6 7
8 9
10 11 12 13 14
15 16 17 18 19
20
10 + 3 =
13
NAME DATE
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Equal or Not?
5 + 3 = 10 – 3
5 + 3
10 – 3
4 + 4 2 + 6
10 – 5 3 + 3
11 – 4 9 – 3
11 – 2 4 + 5
4 + 4
2 + 6
10 – 5
3 + 3
11 – 4
9 – 3
11 – 2
4 + 5
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Equal or Not Equal?
Predict. Use a balance to check. Draw the balance.
Check and DrawAre They Equal?
Equal
Not Equal
Predict
Equal
Not Equal
Equal
Not Equal
Equal
Not Equal
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The Number in the Middle
Find the missing number.
2 + + 3 = 7
4 + + 1 = 6
2 + + 2 = 10
1 + + 7 = 10
5 + + 4 = 10
3 + + 3 = 10
1 + + 2 = 7
2 + + 2 = 6
2
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Missing Number Practice
Draw the model to find the missing number.
Find the missing number.
3 + 2 = 8 –
5 + 4 = 7 +
2 + 2 = 9 –
2 + 6 = 5 +
8 – 6 = 6 –
9 – 5 = 2 +
8 – 5 = 7 –
10 – 5 = 4 +
NAME DATE
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Frog
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Finding Missing Numbers
Find where to start and where to end. Draw leaps to find the missing number.
Make your own problem and solve it.
26 27 28 29 30 31 32 33 34
54 55 56 57 58 59 60 61 62
34 35 36 37 38 39 40 41 42
56 57 58 59 60 61 62 63 64
84 85 86 87 88 89 90 91 92
27 + = 33
56 + = 61
34 + = 37
59 + = 64
88 + = 91
6
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Which Way Does the Frog Leap?
Draw a where the frog starts. Draw the frog’s leap.
3 − 1
5 − 1
6 + 1
8 + 1
7 − 1
43 + 1
3 + 1
5 + 1
6 – 1
8 – 1
9 + 1
58 – 1
0 1 2 3 4 5 6
3 4 5 6 7 8 9
4 5 6 7 8 9 10
6 7 8 9 10 11 12
6 7 8 9 10 11 12
40 41 42 43 44 45 46
0 1 2 3 4 5 6
3 4 5 6 7 8 9
4 5 6 7 8 9 10
5 6 7 8 9 10 11
6 7 8 9 10 11 12
57 58 59 60 61 62 63
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Adding and Subtracting
Use a number line to add and subtract.
Make your own problem.
5 − 3 + 2 = 6 − 5 + 2 =
7 + 4 – 9 =
33 – 4 + 6 + 3 =
9 – 6 – 2 + 5 + 5 – 2 =
0 1 2 3 4 5 6 0 1 2 3 4 5 6
0 1 2 3 4 5 6 7 8 9 10 11 12
28 29 30 31 32 33 34 35 36 37 38 39 40
0 1 2 3 4 5 6 7 8 9 10 11 12
0 1 2 3 4 5 6 7 8 9 10 11 12
4
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Number Chains
Find the answer to start the next question.
12 – 3 =
+ 3 =
– 7 =
+ 7 =
15 – 2 =
+ 2 =
– 11 =
+ 11 =
9 – 5 =
+ 5 =
– 8 =
+ 8 =
8 – 3 =
+ 3 =
6 – 4 = 2
2 + 4 = 6
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Number Trains
9
8
10
10
10
5
6
9
10
6
15
9
10
–4
–5
–6
+7
+4
+5
+6
–7
–3
–2
–3
–2
+3
+2
+3
+2
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How Many Fewer?
Subtract by counting forwards. Write a sentence to describe how many fewer.
Sara has 15 marbles.
Ron has 11 marbles.
Miki has 8 apples.
Miki has 13 oranges.
Tom has 9 crayons.
Tom has 5 markers.
Sara has 13 crayons.
Ron has 16 crayons.
Ron has 4 fewer marbles than Sara.
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How Many More and Fewer?
Finish the addition and subtraction sentences. Describe how many more and how many fewer.
There are seven big animals.
There are four small animals.
Miki has 13 red marbles.
Miki has 11 green marbles.
Miki ate 8 grapes.
Ron ate 12 grapes.
There are three more big animals than small animals.
There are three fewer small animals than big animals.
4
+ 3 7
11
+ 13
8
+ 12
7
– 3 4
13
– 11
12
– 8
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The Score
Blue is leading by 4 points.
What is the score?
Red Blue Red Blue
3
15
10
12
7
12
9
29
Red Blue Red Blue
Red Blue Red Blue
Red Blue Red Blue
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Number Words in Word Problems
Write the numbers above the number words. Write + or – . Fill in the blanks.
Circle the questions where you used subtraction to find the answer.
Naima has ten cents.
Jomar has some cents.
Naima and Jomar have seventeen cents altogether.
Calli has eight baseball cards.
Pat has six baseball cards.
Calli has ten baseball cards.
Pat has some baseball cards.
Calli has three more baseball cards than Pat.
How many cents does Jomar have?
How many more cards does Calli have than Pat?
How many does Pat have?
10
17
10
17
+
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Ten Wins! (1)
1 2 3 4 5 6 7 8 9 10Start
1 2 3 4 5 6 7 8 9 10Start
1 2 3 4 5 6 7 8 9 10Start
1 2 3 4 5 6 7 8 9 10Start
1 2 3 4 5 6 7 8 9 10Start
Did you win the game? or .
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Ten Wins! (2)
What number do you need to win?
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
7 + = 10
5 + = 10
8 + = 10
6 + = 10
4 + = 10
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Ten-Dot Dominoes
Draw the missing dots to make 10. Finish the addition sentence.
7 + = 10
+ 2 = 10
10 = 5 +
10 = + 4
9
+
10
+ 8
10
6
+
10
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Missing Numbers
Write the missing numbers.
23
36
77
90
61 62 63
71 72 74
82 83 84
33 34 35 37
43 44 46 47
54 55 56
61 63 65 67 70
71 72 74 76 78 79
86
95
69 70
79 80
90
99
21
31 32
41
52
37 39 40
47 48 50
58
67
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What Is Wrong?
What is wrong with the hundreds chart pieces?
3 4 5 6 8
13 14 15 16 18
23 24 25 26 28
25 35 45 55 65
26 36 46 56 66
27 37 47 57 67
31 32 33 34 35
41 42 43 44 45
61 62 63 64 65
7 8 9 10 11
17 18 19 20 21
27 28 29 30 31
Bonus
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The Secret Number
Find.
Colour all the mistakes red to find the secret number.
Write the secret number in the star:
1 2 3 4 5 6 7 8 9 10
11 12 13 14 15 16 17 18 19 20
21 32 23 25 25 16 17 18 92 30
31 42 33 35 35 36 37 38 93 40
41 52 34 45 45 46 47 48 94 50
51 52 53 55 55 56 57 58 95 60
61 62 63 65 65 66 67 68 96 70
71 72 73 75 75 76 77 78 97 80
81 82 83 84 85 86 87 88 89 90
91 92 93 94 95 96 97 98 99 100
+ 5 = – 5 =
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A Blank Hundreds Chart
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Hundreds Chart Puzzles
Fill in the bold squares.
9
19
22 29
33 36 37 38 40
44 49
59
66
75 77
88
95 97
8
17
31 35
42 44
53
62
75
86
97
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What Do They Make?
Circle the numbers that make 30.
Circle the numbers that make 7.
10 + 10 + 10 32 – 2
31 – 0
30 – 0
25 + 5
4 + 36 + 2
5 + 5
2 + 5
8 – 0
8 + 1
3 + 3
11 – 4
9 – 2
0 + 7
8 – 1 9 – 3
6 – 4
6 + 1
10 – 3
7 + 0
5 + 1
50 – 20
6 + 24
29 + 1 20 + 10
18 + 12
15 + 15
29 + 076 – 36
18 – 125 + 5 + 5 + 5
5 + 5 – 4 4 + 6 – 3
2 + 1 + 4
4 + 4 + 1
4 + 0 + 3
24 + 6
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Word Puzzle (1)
T
There are five round tables.
There are six more square tables than round tables.
How many tables are there altogether?
T =
H
There are thirteen big hula hoops.
There are five more big hula hoops than small hula hoops.
How many hula hoops altogether?
H =
C
Thirty children are playing cricket.
Six children leave to play catch.
How many more stayed than left?
C =
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Word Puzzle (2)
Write your answers from the smallest to largest numbers.
Write the letters that match the numbers above to find Katie’s Halloween costume.
I
There are 5 blue irises.
There are 2 more white irises than blue irises.
There are 3 more yellow irises than white irises.
There are 4 more purple irises than yellow irises.
How many purple irises are there?
I =
W
There are 7 red wagons.
There are 2 more red wagons than green wagons.
There are 6 more blue wagons than green wagons.
There are 3 more blue wagons than white wagons.
How many white wagons are there?
W =
Numbers:
Letters:
