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 Name _____________________________ Date ___________________
Percent
Write each percent as a fraction in simplest form.
 1 35%
 2 40%
 3 18%

Write each percent as a decimal.
 1 60%
 2 314%
 3 40.7%

Write each decimal as a percent.
 1 0.901
 2 0.141
 3 0.4

Write each fraction as a percent. Round to the nearest hundredth of a percent.
1.
 3 5

2.
 3 4

3.
 587 100

4.
 2 5

 Key #2
 aKey #2
Write each fraction as a percent. Round to the nearest hundredth of a percent.
1.
 1 2

2.
 1 10

3.
 5 6

4.
 2 25

Complete. Numbers are rounded to the nearest hundredth of a percent.
1.
 decimal 0.1 fraction ________

2.
fraction
 5 8
decimal  ________

3.
 decimal 0.38 percent ________

Complete. Numbers are rounded to the nearest hundredth of a percent.
1.
fraction
 13 100
decimal  ________
percent  ________

2.
 fraction ________ decimal 0.9 percent 90%

3.
fraction
 4 5
decimal  ________
percent  ________

Find the percent of each number.
 1 148% of 35
 2 43.8% of 2073
 3 22% of 753.1

 Key #2
 aKey #2
 1 136.51 is 187% of what number?
 2 200% of 90 is what number?

Find each percent of change. Round your answer to the nearest tenth of a percent.
 1 39 is increased to 152.49
 2 460 is increased to 1035

Fill in the missing value. Assume simple interest.
1.
 principal \$78,466 interest rate 4% time ________ simple interest \$6,277.28

2.
 principal \$18,418 interest rate 7% time 1 year simple interest ________

Fill in the missing value. Assume simple interest.
1.
 principal \$12,817 interest rate ________ time 55 months simple interest \$6,908.36

2.
 principal ________ interest rate 2.32% time 52 months simple interest \$30,027.90

 Key #2
 aKey #2
Complete.
 1 When our teacher handed out our math test, she told us to omit problems 4, 7, 9, 11, and 15. There were fifty problems on the test. What percent of the problems did we have to solve (to the nearest percent)?
 2 Let's say you have a molecule that is made entirely out of four different kinds of subunits called As, Ts, Cs, and Gs. In this molecule, the number of Cs equals the number of Gs and the number of Ts equals the number of As. If one of these molecules is analyzed and found to consist of 22% As, then what percent of the molecule is made up of Gs? 