Powers of 10
Powers of 10 Exponents
By a Whole Number
By a Decimal
Word Problems
100

2.5 divided by 10

0.25 
100

2.5 divided by 102

0.025

100

3.36 divided by 7

0.48

100

1.05 divided by 0.07

105 divided by 7 = 15

100

Mrs. Kristy drove 275.2 miles on 8 gallons of gas.  What is the average number of miles per gallon Mrs. Kristy's car goes?

275.2 divided by 8 = 34.4 miles

200

34 divided by 100

0.34

200

83.9 divided by 103

0.0839

200

9.76 divided by 4

2.44

200

4.9 divided by 0.7

49 divided by 7 = 7

200

Three friends paid $26.25 to see a movie.  How much did each ticket cost?

$8.75

300

5.47 divided by 1,000

0.00547

300

29.39 divided by 100

29.39

300

5.58 divided by 9

0.62

300

10.05 divided by 0.5

100.5 divided by 5 = 20.1

300

A group of four friends split the cost of four pizzas for a big party they were having together. The pizzas cost $39.80 total.  How much did each friend spend?

$9.95

400

98.2 divided by 10,000

0.00982

400

39.31 divided by 101

3.931

400

27.6 divided by 8

3.45

400
4.8 divided by 0.6

48 divided by 6 = 8

400
A group of five siblings spent $119.20 total on a nice set of Apple AirPods as a present for their father.  How much did each sibling spend?

$23.84

500

0.98 divided by 100

0.0098

500

982.384 divided by 102

9.82384

500

5.04 divided by 6

0.84

500

21.15 divided by 0.3

70.5

500

Seven friends went to the movies and spent $71.75 on tickets.  How much was each ticket?

$10.25

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