Percent of a Number

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part of a whole.

Front

How do you calculate a percent of a number?

Back

To calculate a percent of a number, multiply the number by the percent (in decimal form). For example, to find 25% of 80, calculate 80 * 0.25.

Front

What is 10% of 50?

Back

5

Front

What is 25% of 200?

Back

50

Front

What is 50% of 60?

Back

30

Front

How do you convert a percent to a decimal?

Back

To convert a percent to a decimal, divide the percent by 100. For example, 75% becomes 0.75.

Front

What is 12% of 150?

Back

18

Front

If 240 students voted and James received 75% of the votes, how many votes did he receive?

Back

180

Front

What is 20% of 90?

Back

18

Front

How do you find the total number if you know the percent and the part?

Back

To find the total, divide the part by the percent (in decimal form). For example, if 30 is 20% of a number, the total is 30 / 0.20 = 150.