untitled

• 0.402

• 0.42

• 4.2

• 0.042

Which power of 10 will complete the equation?

42 x ______= 4,200

• 10¹

• 10²

• 10³

• 10⁴

• 10¹

• 10²

• 10³

• 10⁴

What happens when a decimal number is multiplied by a power of 10.

• The decimal point moves to the right

• The decimal point moves to the left

• The decimal number becomes larger

• The decimal number becomes smaller

When you convert from a smaller unit to a larger unit you should use which operation?

• multiplication
• division
• subtraction
• multiplicadditionsubtraction

45.89 x 100

• 45.890

• 4,589

• 0.4589

• 458.9

17.8 ÷ 10

• 0.178

• 0.0178

• 178

• 1.78

What is 100 written in a power of 10?

45.89 x 10²

• 45.890
• 4,589
• 0.4589
• 458.9

0.0891 x 10⁴

• 8.91
• 8,910
• 891
• 89.1