Co

py

righ

t © T

he

McG

raw

-Hill C

om

pa

nie

s, Inc. P

erm

ission

is gra

nte

d to

rep

rod

uce

for cla

ssroo

m u

se.

NAME ___________________________________________________ DATE _____________________ PERIOD __________

Lesson 2 Homework PracticeFind Percent of a Number Mentally

Find the percent of each number mentally.

1. 10% of 812 2. 50% of 1044 3. 40% of 25

4. 20% of 45 5. 62 1 −

2 % of 80 6. 80% of 15

7. 30% of 400 8. 75% of 880 9. 16 2 −

3 % of 72

10. 33 1 −

3 % of 150 11. 60% of 2500 12. 37 1 −

2 % of 48

13. 25% of 244 14. 900% of 3 15. 150% of 260

Estimate. 16–30. Sample answers given.

16. 31% of 62 17. 65% of 83 18. 87% of 850

19. 32% of 26 20. 47% of 213 21. 22% of 536

22. 68% of 12 23. 11% of 29 24. 78% of 4

25. 1 −

2 % of 381 26. 1 −

6 % of 567 27. 2 −

3 % of 856

28. 210% of 425 29. 153% of 801 30. 689% of 2981

31. Last week a waitress made $204 in tips. This week she made 135% of that. About how much did she make this week? Sample answer: about $280

81.2 522 10

9 50 12

120 660 12

50 1500 18

61 27 390

3

−

10 of 60; 18

2 −

3 of 81; 54

7 −

8 of 800; 700

1

−

3 of 27; 9

1 −

2 of 200; 100

1 −

5 of 500; 100

2

−

3 of 12; 8

1 −

10 of 30; 3

3 −

4 of 4; 3

1

−

2 of 4; 2

1 −

6 of 6; 1

2 −

3 of 9; 6

2 × 400; 800 800 + 400; 1200 7 × 3000; 21,000

Program: Pre-Algebra

Vendor: Aptara

Component: C06_ANC_L2

Grade: AMPDF Pages

Math Accelerated • Chapter 6 Percents

006_010_AM_ANC_C06_L2_664489.indd Page 8 24/07/12 11:53 PM s-019006_010_AM_ANC_C06_L2_664489.indd Page 8 24/07/12 11:53 PM s-019 /Volumes/104/GO01101_del/Accelerated_Maths_2014/PRE_ALGEBRA/ANCILLARIES.../Volumes/104/GO01101_del/Accelerated_Maths_2014/PRE_ALGEBRA/ANCILLARIES...