Percent Calculations

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100. It is denoted by the symbol '%'. For example, 50% means 50 out of 100.

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 * 0.20 = 10.

Front

What is the formula to find the whole when given a part and a percent?

Back

The formula is: Whole = Part / (Percent / 100). For example, if 30 is 60% of a number, the whole is 30 / (60 / 100) = 50.

Front

What is the formula to find the percent when given a part and a whole?

Back

The formula is: Percent = (Part / Whole) * 100. For example, if 25 is part of 200, the percent is (25 / 200) * 100 = 12.5%.

Front

What is 10 percent of 200?

Back

10 percent of 200 is 20. (200 * 0.10 = 20)

Front

What is 25 percent of 80?

Back

25 percent of 80 is 20. (80 * 0.25 = 20)

Front

What is 50 percent of 60?

Back

50 percent of 60 is 30. (60 * 0.50 = 30)

Front

If 14 is 14.14% of what number?

Back

14 is 14.14% of 99. (99 * 0.1414 = 14)

Front

If 19 is 27.94% of what number?

Back

19 is 27.94% of 68. (68 * 0.2794 = 19)

Front

What is the relationship between fractions and percentages?

Back

Fractions can be converted to percentages by multiplying by 100. For example, 1/4 = 0.25 = 25%.