Finding Percents

Front

What is a percent?

Back

A percent is a way to express a number as a fraction of 100. It is often used to compare quantities.

Front

How do you calculate the percent of a part compared to a whole?

Back

To calculate the percent, divide the part by the whole and then multiply by 100. Formula: (Part/Whole) x 100.

Front

If Sara made 12 out of 15 free throws, what is her shooting percentage?

Back

80%.

Front

You got 26 out of 40 questions correct on your test. What was your grade?

Back

65%.

Front

Billy has a bag of jelly beans with 25 red, 15 blue, and 10 green. What percent of the jelly beans are green?

Back

20%.

Front

Lisa has an aquarium with 3 gold fish, 2 beta fish, 8 tetra fish, and 2 guppies. What percent of the fish are gold fish?

Back

20%.

Front

There are 12 dogs at the dog park. 8 of the dogs are females. What percent of the dogs are males?

Back

33%.

Front

What is the formula to find the percentage of a quantity?

Back

Percentage = (Part/Whole) x 100.

Front

If you have 50 apples and 10 are rotten, what percent of the apples are rotten?

Back

20%.

Front

How do you convert a fraction to a percent?

Back

Divide the numerator by the denominator and multiply by 100.