Allday Education

Free Percent Change Worksheet

Ten percent-increase-and-decrease problems with an exact answer key.

Answer key included
Name: Date:
Percent Change
1.
A quantity changes from 100100 to 150150. Find the percent increase.
2.
A quantity changes from 120120 to 156156. Find the percent increase.
3.
A quantity changes from 180180 to 189189. Find the percent increase.
4.
A quantity changes from 8080 to 8888. Find the percent increase.
5.
A quantity changes from 4040 to 4848. Find the percent increase.
6.
A quantity changes from 140140 to 154154. Find the percent increase.
7.
A quantity changes from 140140 to 182182. Find the percent increase.
8.
A quantity changes from 120120 to 180180. Find the percent increase.
9.
A quantity changes from 8080 to 7676. Find the percent decrease.
10.
A quantity changes from 100100 to 105105. Find the percent increase.
Andy · alldayeverydaymath.com
Name: Answer KeyDate:
Percent Change
1.
A quantity changes from 100100 to 150150. Find the percent increase.
Answer: 50%50\%
2.
A quantity changes from 120120 to 156156. Find the percent increase.
Answer: 30%30\%
3.
A quantity changes from 180180 to 189189. Find the percent increase.
Answer: 5%5\%
4.
A quantity changes from 8080 to 8888. Find the percent increase.
Answer: 10%10\%
5.
A quantity changes from 4040 to 4848. Find the percent increase.
Answer: 20%20\%
6.
A quantity changes from 140140 to 154154. Find the percent increase.
Answer: 10%10\%
7.
A quantity changes from 140140 to 182182. Find the percent increase.
Answer: 30%30\%
8.
A quantity changes from 120120 to 180180. Find the percent increase.
Answer: 50%50\%
9.
A quantity changes from 8080 to 7676. Find the percent decrease.
Answer: 5%5\%
10.
A quantity changes from 100100 to 105105. Find the percent increase.
Answer: 5%5\%
Andy · alldayeverydaymath.com

Scroll to see all 10 problems and the answer key on its own page. Printing includes every page.

About this worksheet

Given an old and new value, students compute the percent change. The real-world percent skill for markups, markdowns, and growth — and a frequent word-problem setup.

Want this in multiple choice? Harder numbers? 30 versions?

Built for math teachers. Andy generates custom worksheets across Pre-Algebra, Algebra 1, Geometry, and Algebra 2 with exact answer keys.

Try it for $1