Percents & Percent Proportions

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 30% of 80, calculate 80 x 0.30 = 24.

Front

What does 'of' mean in percent problems?

Back

'Of' refers to the whole amount in a percent problem. For example, in 'What is 30% of 80?', 80 is the whole.

Front

What does 'is' mean in percent problems?

Back

'Is' refers to the part or the result in a percent problem. For example, in '30% of 80 is 24', 24 is the part.

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the top number (numerator) by the bottom number (denominator) and multiply by 100.

Front

What is 30% of 80?

Back

24

Front

What is 125% of 84?

Back

105

Front

If 26 is 5% of a number, how do you find that number?

Back

To find the number, divide 26 by 0.05. The answer is 520.

Front

What is the formula for finding the percent of a number?

Back

Percent = (Part / Whole) x 100.

Front

What is a percent proportion?

Back

A percent proportion is an equation that shows two ratios are equal, often used to solve percent problems.