Decimals Times Powers of Ten
Using Decimals in the Real World
Decimals Times
Whole Numbers
Moving the Decimal
Point
Decimals Times Decimals
100

0.305 x 10 = ?

3.05

100

Juan buys 2.8 pounds of turkey. The turkey costs $4.55 for each pound.

How much does Juan spend for the turkey?

$12.74

100

16.2 x 5 = ?

81

100

When multiplying decimals, in the answer, the decimal point moves how many places to the left in the problem .3 x .2?

2

100

When multiplying decimals 7.30 x .4, the digits in your answer move ___ places to the left. 

3

200

2.3 x 100 = ?

230

200

Dara buys a small drink for $1.75. A large drink costs 1.6 times as much as a small drink.

How much does a large drink cost?

$2.80

200

19.5 x 3 = ?

58.5

200

When multiplying decimals, in your answer the decimal moves ____ ? (left or right)

left

200

2.73 x 6.4 = ?

17.472

300

1.7 x 1000 = ?

1700

300

Jillian buys 3.6 meters of fabric. The fabric costs $5.75 for each meter.

How much does Jillian spend for the fabric?

$20.70

300

7.69 x 13 = ?

99.97

300

In your answer, how many places should you move the decimal point when multiplying .6 X .06?

3

300

54.86 x 3.5 = ?

192.01

400

0.4 x 104 = ?

4,000

400

Mary has 28.75 inches of ribbon. Each inch is 2.54 centimeters.

How many centimeters of ribbon does Mary have?

73.025 cm

400

53.4 x 9 = ?

480.6

400

When multiplying decimals times a power of 10, in your answer the decimal moves ____ ? (left or right)

right

400

22.6 x 8.15 = ?

184.19

500

3.2 x 106 = ?

3,200,000

500

Mia went for a long bike ride. She rode 10.25 kilometers each hour for 4.25 hours.

How far did Mia travel on her bike ride?

43.5625 km

500

21.9 x 22 = ?

481.8

500

In your answer, how many places should you move the decimal point when multiplying 6.8 X 109?

9

500

51.2 x 9.08 = ?

464.896

M
e
n
u