Decimals and Powers of 10

0.23 x 10

• .23

• 230

• 2.3

• 2,300

What power of 10 did you multiply by to go from 3.591 to 359.1?

• 10

• 1000

• 100

• 1

What is 10⁵?

• 10 x 10 x 10

• 10 x 10 x 10 x 10

• 10 x 10 x 10 x 10 x 10

• 10 x 10 x 10 x 10 x 10 x 10

10³ x 4.83

• 483.0

• 4830

• 48.30

• 483000

42 x 10²

• 42,000

• 420

• 420,000

• 4,200

27 x 10³

• 27,000

• 270

• 2,700

• 270,000

10⁶ =

• 10 x 10 x 10

• 10 x 10 x 10 x 10

• 10 x 10 x 10 x 10 x 10 x 10

• 10 x 10 x 10 x 10 x 10 x 10 x 10

Moving the decimal to the right means the number will get __________.

• larger

• smaller

• stay the same

753 ÷ 100

• 0.753

• 753

• 75.3

• 7.53

When multiplying a decimal by 10, the decimal place moves:

• one place to the right

• two places to the right

• one place to the left

• two places to the left