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 what percent one number is of another?

Back

To find what percent A is of B, use the formula: (A/B) x 100.

Front

What is the formula to find a percentage of a number?

Back

To find X% of a number Y, use the formula: (X/100) x Y.

Front

What is 10% of 50?

Back

5

Front

What is 25% of 200?

Back

50

Front

What percent of 80 is 20?

Back

25%.

Front

What is 30% of 90?

Back

27.

Front

If 15 is 30% of a number, what is the number?

Back

50.

Front

What percent of 60 is 12?

Back

20%.

Front

What is 50% of 150?

Back

75.