Multiple and Divide Powers of Ten

6 × 10 ³

• 60

• 600

• 6000

• 0.006

438 x 10³ =

• 4,380

• 43,800

• 438,000

72 × 10 ³

• 72000

• 720

• 7200

• 0.072

2300 ÷ 10² =

• 2,300

• 230

• 23

• A

• B

• C

• D

Powers of Ten

When we multiply by powers of ten, we move the decimal to the ​ (a)   .

When we divide by powers of ten, we move the decimal to the ​ (b)   .

• right

• left

Fill in the numbers missing from the pattern.

Divide by 10: 800, ​ (a)   , 8, 0.8, 0.08, ​ (b)  

• 80

• 0.008

• 0.055

• 0.0055

• 0.00055

• 0.000055

Julie noticed a pattern in this table. What is happening to the number in Column A to get the number in Column B?

• It is being increased 10 times

• It is being multiplied by 10

• It is being subtracted from 100

• It is being divided by 10

Solve.
68.7 ÷ .01

• 6.87

• 68.7

• .0687

• 6870