Percents and Rational Numbers

When converting decimals to percents, move the decimal:

• Two places to the left.

• Two places to the right.

• Two places up.

• Two places down.

When converting percents to decimals, move the decimal two places:

• Two places to the right.

• Two places down.

• Three places to the right.

• Two places to the left.

Change .009 to a percent.

• 0.9%

• 0.09%

• 9%

• 9.00%

Change 0.02 to a percent.

• 2

• 0.2%

• 2%

• 20

What is 5/10 in percent form?

• 0.50

• 50%

• 1/2

• 5.0

What is the percent?

• 20 %

• 60%

• 80%

• .60%

Write 57% as a decimal.

• 5.7

• 0.057

• 57

• 0.57

Order 2/3, 4/5, 8/15 and 3/5 from least to greatest

• 4/5, 2/3, 3/5, 8/15

• 8/15, 3/5, 2/3, 4/5

• 2/3, 3/5, 4/5, 8/15

• 2/3, 4/5, 3/5, 8/15

Compare 2/5 to 0.2

• <

• >

• =

Convert 4/25 to a decimal. 

• 6

• 0.04

• 0.4

• 0.16