Percent Part to Whole

How do you change a percent into a decimal?

• Multiply by 100

• Divide by 100

• Drop the decimal and put it over 100

• Divide by 10

14 is 12.5% of what number?

• 11.2

• 1.12

• 112

• .112

Solve the equation: 36 = .96x

• x = 37.5

• x = .375

• x = 34.56

• x = 3456

Which equation would you use to solve this:
Shirley spelled 12 of her 15 spelling words correctly on the test.  What percent grade did Shirley get on the test?

• x = 12% ● 15

• x = 15% ● 12

• 12 = x ● 15

• 15 = x ● 12

Rewrite 33% as a decimal

• .33

• 33

• 33/100

• 33%

Some students are taking a timed test and they have spent 16 minutes on the test so far. If 20% of the time has gone by, how long do they have to complete the whole test?

• 80 min

• 60 min

• 35 min

• 45 min

Jane has 125 pairs of shoes. Out of all her shoes, she has only worn 20% of them. How many pairs of shoes has she worn.

• 10

• 100

• 25

• 6

In the whole 6th grade, there are 448 students in four teams. Three hundred thirty-six of the students are 11 years old. What percent of the students are 11 years old?

• 40%

• 65%

• 75%

• 20%

Eight hundred balloons were made to use for a water balloon fight. They used 160 of the balloons on the opponents. What percent of the balloons were used on the opponents?

• 20%

• 40%

• 10%

• 15%

Greg took a test.  Out of 12 questions, he answered only nine correctly.  What percent of the questions did he score correctly?

• 75%

• 50%

• 80%

• 85%