Decimals Fractions & Percents
Percentage Problems
Rational Numbers
Real World Problems
Challenge
100

4% as a decimal

What is 0.04?

100

5% of 45

What is 2.25?

100

There is 5/8 of a pie left, write what percent is left.

What is 62.5%?

100

The movie theater has 250 seats. 225 seats were sold for the current showing. This percent of seats were sold.

What is 90%?

100

There are 46 students in the 6th grade. If 19 of them are girls, what percent are boys?

What is 59%?

200

40% as a fraction

What is 

2/(5)

200

16 is this percent of 25

What is 64%?

200

On your first math test your score rounds to 66.7% About what fraction of the questions did you get correct on the test?

What is 2/3?

200

Bill is in a class of 15 boys and 35 girls. 40% of the students in the class take the bus to school. This is the number of students that take the bus to school

What is 20?

200

You take 2 tests, each of which has a total of 25 points. You get 20 correct on the first test and 18 correct on the second. What percent of the questions do you get correct?

What is 76%?

300

0.002 as a percent

What is 0.2%?

300

12 is 30% of this number

What is 40?

300

A candy bar is on sale for $0.65.  What is the fraction this represents in lowest terms?

What is 13/20?

300

Last night, the Knicks made 12 free throws. If their free throw percentage is 75%, this is how many free throws were attempted

What is 16?

300

There were 230 students in the high school last year. This year that number decreased by 20%.  This is the number of students currently in the high school.

What is 184?

400

7/(8)

     as a percent

What is 87.5%?

400

120% of this number is 15

What is 12.5?

400

A store buys bikes at 3/5 of the cost, write the percent that is taken off of the price for the store.  

What is 40%?

400

A litter of puppies is made up of 3 black puppies, 2 white puppies, and 4 brown puppies.  This is the percent of puppies that are not brown (to the nearest percent).  

What is 56%?

400

You score 80% on a test and get 10 questions wrong. This is how many questions were on the test

What is 50?

500

0.05% as a fraction

What is

1/(2000)

500

20 is this percent of 2

What is 1000%?

500

Mary's salary is $500 per week.  It is increased by  1/4.  Write how much Mary earns per week now. 

What is $625

500

You take a trip and spend 2 hours on a plane, 1 hour on a train, and 30 minutes in a car.  This is the percent of time that you spent driving (to the nearest percent).

What is 14%?

500

You make 20 cookies and your brother eats 20% of them. Your sister then eats 25% of what is left. How many cookies remain for you to eat?

What is 12?