Percent Proportions

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 '%'.

Front

How do you find what number a percent is of?

Back

To find what number a percent is of, divide the part by the percent (in decimal form) and multiply by 100.

Front

What is the formula to calculate the percent of a number?

Back

The formula is: Percent = (Part / Whole) x 100.

Front

If 12 is 48% of what number, how do you find that number?

Back

Divide 12 by 0.48 to find the number, which is 25.

Front

What percent of 60 is 12?

Back

To find this, use the formula: (12 / 60) x 100 = 20%.

Front

What percent of 156 is 78?

Back

Use the formula: (78 / 156) x 100 = 50%.

Front

If 3 is 50% of what number, how do you find that number?

Back

Divide 3 by 0.5 to find the number, which is 6.

Front

How do you convert a percent to a decimal?

Back

To convert a percent to a decimal, divide the percent by 100.

Front

What is 9% of 400?

Back

To find this, multiply 400 by 0.09, which equals 36.

Front

If 36 is 9% of what number, how do you find that number?

Back

Divide 36 by 0.09 to find the number, which is 400.