What is a Percent of Decrease in math?

Answer 1

The percent of decrease means "what is the percentage decrease from a larger number to a smaller number?"

For example:

What is the percentage decrease from 90 to 72?

Solution:

(90 - 72) / 90 = %

18 / 90 = 1 / 5 = .2 = 20%

Check:

90 * .2 = 18

90 - 18 = 72 = true!

Answer 2

what is the percent of decrease from 10 to 5