Mult by Powers of 10
Divide by Powers of 10
Multplication
Division
Story Problems
100

5.1 x 10

51

100

151.7 divided by 10

15.17

100

7.7 x 4

30.8

100

12.4 divided by 8

1.55

100

The school purchased 100 trophies to give to the honor roll students. If one trophy costs $4.32, how much would it cost for all of the trophies?

$432

200

16.3 x 100

1,630

200

68.3 divided by 100

0.683

200

63.44 x 6

380.64

200

7.21 divided by 7

1.03

200

The average honeybee can travel 10.5 feet per second. How many feet can the honeybee travel in 3.7 seconds?

38.85 feet

300

1.85 x 1,000

1,850

300

21.15 divided by 1,000

0.02115

300

52 x 2.1

109.2

300

55.44 divided by 11

5.04

300

Aidan purchased 1.5 feet of wood to make a napkin holder. If he used 0.5 foot of wood for each side, how many sides does the napkin holder have?

3 sides

400

0.015 x 10

0.15

400

0.0001 divided by 100

0.000001

400

5.6 x 3.9

21.84

400

3.822 divided by 0.04

95.55

400

Kaya works for a T-shirt company and has 49.5 yards of fabric to make specialty T-shirts. If each T-shirt needs 4.5 yards of fabric, how many T-shirts can she make?

11 T-shirts

500

0.003 x 10,000

30

500

49 divided by 1,000

0.049

500

0.47 x 0.18

0.0846

500

3.51 divided by 0.78

4.5

500

Tom and Sonia both mowed lawns last week. Tom mowed five lawns and charged $10.75 per lawn. Sonia mowed four lawns but charged $2.25 more per lawn than Tom. Who made the most money?

Tom - $53.75 

Sonia - $52

Difference $1.75

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