 # Percent Increase and Percent Decrease

Related Topics:

Math Worksheets

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

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations. 