x 10, 100, 1,000
Multiplication Area Model
Smiley Face
Division Area Model
Random
100

0.009 x 10

0.09

100

0.67 x 8

5.36

100

0.87 x 4

3.48

100

22.5 / 5

4.5

100

Zach gets an allowance of $10 a week. He saves 0.2 of it. How much does he save each week?

$2

200

0.45 x 100

45

200

0.457 x 3

1.371

200

6 x 0.08

0.48

200

68.8 / 8

8.6

200

A new park will cover 17 acres. The planner will use 0.2 acres for a new basketball court. How much area will he use for the new court?

3.4 acres

300

3.1 x 1,000

3,100

300

3.42 x 47

160.74

300

5.02 x 2

10.04

300

19.6 / 2

9.8

300

In Mrs. Parkerson's science class, each of the 32 students received 3.4 pounds of sugar for a project. How much sugar did the class use?

108.8 pounds

400

0.062 x 100

6.2

400

45 x 0.003

0.135

400

3.04 x 9

27.36

400

46.08 / 9

5/12

400

3.57 x 4.6

16.422

500

2.89 x 10 

2.89 x 100 

2.89 x 1000

28.9

289

2,890

500

514 x 0.4

205.6

500

8.68 x 5

43.4

500

7.2 / 6

1.2

500

Brett bought 12 new books at the book fair. He paid $1.25 for each book. What was his total cost for the books?

$15

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