Multiply and Divide Decimals by Power of Tens

Which operation and power of ten makes 317.5 equal to 3.175?

• multiply 317.5 by 10²

• multiply 317.5 by 10³

• divide 317.5 by 10³

• divide 317.5 by 10²

87.5 ÷ 10²

• 87.5

• 8.75

• 0.875

370.2 ÷ 10²

• 3.702

• 37.02

• 370.2

• 0.3702

Explain how you move the decimal in the following problem.

5.89 x 10³

• three places to the left

• three places to the right

• 1 place to the right

• 1 place to the left

354 ÷ ____________ = 0.354

What is the value of the missing factor?

• 10³

• 10⁶

• 10²

• 10⁴

0.78 x ____________ = 78,000

What is the value of the missing factor?

• 10²

• 10⁵

• 10³

• 10¹

66.79 × 10 ² =

• 667.9

• 0.6679

• 6.679

• 6679

0.0891 x 10⁴

• 8.91

• 8,910

• 891

• 89.1

• .639

• 6.39

• 63.9

• 639

73.32 x 100

• 733.2

• 7,332

• 7.332

• 70,332