Multiply by 10 or 100
Whole # x decimal
Multiplying by 0.1 or 0.01
Multiplying Decimals
Random
100
0.45 x 100
What is 45?
100
0.67 x 8
What is 5.36?
100

65.2 X 0.1

What is 6.52?

100
8.6 x 0.08
What is 0.688?
100
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?
What is 108.8 pounds?
200

3.1 x 100

What is 310

200
0.457 x 3
What is 1.371?
200

7.68 X 0.1

What is 0.768

200
3.42 x 4.7
What is 16.074?
200

The average rainfall in June is 2.5 inches. In July, the total rainfall was 5.5 times as much. What was the total rainfall in July?

What is 13.75 inches in July

300
0.062 x 100
What is 6.2?
300
45 x 0.003
What is 0.135?
300

37.9 X 0.01

0.379

300
9.1 x 11.6
What is 105.56?
300

A square picture frame measures 15.5 inches. what is the perimeter of the picture frame? 

Write the correct equation and answer for 400 pts. 

What is 15.5 X 4 = 62 inches OR 

15.5 + 15.5 + 15.5 + 15.5= 62 inches

400

92.76 X 100

9,276

400
514 x 0.4
What is 205.6?
400

142.6 X 0.01

What is 1.426

400
0.28 x 3.7
What is 1.036?
400

A baby snake is 0.5 feet long. An adult snake is 11.5 times as long. How many feet longer is the adult snake than the baby snake? 

What is 5.25 feet longer

500

2.89 x 10

 2.89 x 100 

What is 28.9 AND 289

500

17.32 X 65

1,125.80 or 1,125.8

500

________ X 0.01 = 0.532 

What number would make the equation true?

53.2

500

9.11 X 0.3

2.733

500

Ms. Grider plays the guitar for 0.45 hours and plays the piano for 1.5 hours. What is the total number of hours she practiced after school in April? April has 21 school days. 

What is 40.95 hours in April

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