Fractions, Decimals & Percents: Conversions Challenge

A pizza is cut into 8 equal slices. If you eat 3 slices, what fraction of the pizza did you eat? Convert that fraction to a percentage.

• 25%

• 37.5%

• 12.5%

• 50%

In a class of 30 students, 12 students are girls. What fraction of the class are girls? Convert that fraction to a percentage.

• 50%

• 25%

• 30%

• 40%

A store is having a sale where 25% off is applied to all items. If an item costs $40, what is the sale price after the discount?

• $20

• $25

• $35

• $30

You scored 18 out of 20 on a test. What fraction of the test did you get correct? Convert that fraction to a percentage.

• 75%

• 80%

• 90%

• 95%

A recipe calls for 2/5 of a cup of sugar. What percentage of a cup is that?

• 40%

• 50%

• 30%

• 20%

If 60% of a class of 50 students passed the exam, how many students passed? What fraction of the class does that represent?

• 15 students passed, which is 3/10 of the class.

• 40 students passed, which is 4/5 of the class.

• 25 students passed, which is 1/2 of the class.

• 30 students passed, which is 3/5 of the class.

A book is 75% complete. If the book has 200 pages, how many pages are left to read? What fraction of the book is left?

• 75 pages left; 3/4 of the book is left.

• 50 pages left; 1/4 of the book is left.

• 100 pages left; 1/2 of the book is left.

• 25 pages left; 1/8 of the book is left.

You have a bag of marbles where 1/4 are red. If you have 20 marbles, how many are red? Convert that fraction to a percentage.

• 3 red marbles, 15%

• 4 red marbles, 20%

• 6 red marbles, 30%

• 5 red marbles, 25%

A survey shows that 45% of people prefer chocolate ice cream. If 200 people were surveyed, how many prefer chocolate? What fraction does that represent?

• 70 people prefer chocolate ice cream, which is 7/20.

• 80 people prefer chocolate ice cream, which is 2/5.

• 90 people prefer chocolate ice cream, which is 9/20.

• 100 people prefer chocolate ice cream, which is 1/2.

A school has 150 students, and 90 of them are in sports. What fraction of the students are in sports? Convert that fraction to a percentage.

• 70%

• 60%

• 50%

• 80%