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 values or show proportions.

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 x 0.20 = 10.

Front

What is 20% of 65?

Back

13

Front

What is 20% of 75?

Back

15

Front

How do you find what percent one number is of another?

Back

To find what percent one number is of another, divide the first number by the second number and multiply by 100. For example, to find what percent 30 is of 150, calculate (30/150) x 100 = 20%.

Front

If 15 students passed a test and this represents 75% of the class, how many students are in the class?

Back

20 students

Front

What is 70% of 400 miles?

Back

280 miles

Front

A student scored 80% on a test with 30 questions. How many questions did they answer correctly?

Back

24 questions

Front

What is the formula to calculate percentage?

Back

Percentage = (Part/Whole) x 100.

Front

If you have 50 apples and you give away 20%, how many apples do you have left?

Back

You have 40 apples left.