Free Printable Chapter 5 Math Review

1.

When multiplying decimals, how do you know how many decimal places you will have in the product.

a)

You keep the decimals lined up.

b)

You should have the same number of decimal places in the product as the sum of the decimal places in the factors.

c)

You don't have to worry about it.

d)

I don't know.

2.

When multiplying decimals, you have to keep the decimal places lined up.

a)

True

b)

False

3.

When adding decimals, you have to keep you decimal places lined up.

a)

True

b)

False

4.

Your friend buys 8 pieces of candy for $0.30 each. She pays with a $10 bill. How much change does she receive?

a)

8 x ($10 - $0.30) = $5.60

b)

8 x $0.30 x $10 = $24.00

c)

$10 - (8 x $0.30) = $7.60

d)

(8 x $0.30) - $10 = $7.60

5.

3.8 X 10

a)

0.038

b)

0.38

c)

38

d)

380

6.

3.8 x .10

a)

0.038

b)

0.38

c)

38

d)

380

7.

8.65 x 4

a)

32.48

b)

34.6

c)

34.8

d)

346

8.

Jennifer bought 3.4 pounds of apples. She paid $.89 per pound. How much did Jennifer pay for the apples?

a)

$3.00

b)

$3.02

c)

$3.01

d)

$3.03

9.

$4.25 x 3.1

a)

1.3175

b)

13.175

c)

131.75

d)

1317.5

10.

3.57 x 4.6

a)

3.570

b)

13.882

c)

16.422

d)

164.22

11.

0.42 x 100

a)

.042

b)

4.2

c)

42

d)

420

12.

0.2 x 0.8

a)

16

b)

0.16

c)

0.016

d)

1.6

13.

45.1 x 7

a)

31.57

b)

315.7

c)

3,157

d)

3.157

14.

0.4 x 7

a)

2.8

b)

28

c)

0.28

d)

280

15.

4.2 x 0.7 =

a)

2.94

b)

29.4

c)

2.73

d)

27.3

16.

Anna earns $13.75 per hour and worked 20 hours last week. How much money did she earn last week?

a)

$270.00

b)

$273.00

c)

$275.00

d)

$277.00

17.

0.6 x 0.91

a)

0.546

b)

0.9

c)

9

d)

5.460

18.

3.7 x 0.43 =

a)

1.591

b)

15.91

c)

18.7

d)

1.87

19.

81.9 x 0.5 =

a)

40.95

b)

409.5

c)

40.02

d)

400.2

20.

19.9 x 0.87 =

a)

17.313

b)

173.13

c)

7.11

d)

71.1

21.

5.55 x 5.7 =

a)

31.635

b)

316.35

c)

27.37

d)

2.737

22.

Celeste bought 4.6m of fabric that cost $3.57 per meter. What was her total cost?

a)

$1.64

b)

$16.42

c)

$16.56

d)

$165.60

23.

Jackie earns $8.95 per hour. This week she worked 7.5 hours. How much did she earn this week?

a)

$67.125

b)

$67.12

c)

$67.13

d)

$68.00

24.

Sarah jogged 4.8 miles each day for 22 days last month. How many miles did Sarah jog in total?

a)

110 miles

b)

105.6 miles

c)

88.16 miles

d)

26.8 miles

25.

Charlie has an adult Netherlands dwarf rabbit that weighs 1.2 kilograms. Cliff’s adult Angora rabbit weighs 2.9 times as much as Charlie’s rabbit. How much does Cliff’s rabbit weigh?

a)

34.8 kilograms

b)

348 kilograms

c)

3.48 kilograms

d)

348.0 kilograms

26.

Aretha runs a marathon in 3.25 hours. Neal takes 1.6 times as long to run the same marathon. How many hours does it take Neal to run the marathon?

a)

5.2 hours

b)

6.2 hours

c)

3.2 hours

d)

4.2 hours

27.

$10^1$

a)

10

b)

100

c)

1,000

d)

10,000

28.

$10^2$

a)

10

b)

1,000

c)

100

d)

10,000

29.

$10^3$

a)

100

b)

10,000

c)

10

d)

1,000

30.

When multiplying by the powers of ten we move the decimal to the right.

a)

True

b)

False

31.

$1.09\ x\ 10^3$

a)

1.09

b)

109

c)

10.9

d)

1,090

32.

5.8 x 100

a)

580

b)

5.8

c)

5,800

d)

.58

33.

6.2 x 1

a)

620

b)

62

c)

6.2

d)

.62

34.

$0.78\ x\ 10^2$

a)

7.8

b)

780

c)

0.78

d)

78

35.

$45.1\ x\ 10^3$

a)

451

b)

4,510

c)

4.51

d)

45,100

36.

7.44 x 1,000

a)

7,440

b)

744

c)

7.44

d)

74,400

37.

6.62 x 100

a)

6,620

b)

6.62

c)

662

d)

.662

38.

8.7 x 10

a)

8.7

b)

870

c)

87

d)

.87

Chapter 5 Math Review

Total questions: 38

Worksheet time: 1hrs 16mins

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