 # Percent Increase and Percent Decrease

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More Lessons for Grade 8

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Videos, worksheets, and solutions to help Grade 8 students learn how to calculate percent increase and percent decrease.

What is the formula for percent increase?
${\rm{\% \: increase = }}\frac{{{\rm{amount \:of\: increase}}}}{{{\rm{original\: amount}}}} \times 100\%$

What is the formula for percent decrease?
${\rm{\% \: decrease = }}\frac{{{\rm{amount \:of\: decrease}}}}{{{\rm{original\: amount}}}} \times 100\%$

Learn how to find the percent increase or decrease between two numbers.
Percent Increase & Decrease 1

Percent Increase & Decrease 2
Percent Increase & Decrease 3

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