Percent Increase and Decrease Worksheet
A Grade 9 math worksheet focusing on calculating and understanding percent increase and decrease in various real-world scenarios.
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Standards
Topics
Percent Increase and Decrease
Name:
Date:
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Read each question carefully and calculate the percent increase or decrease. Show your work in the space provided.
1. A shirt that originally cost $25 is now priced at $30. What is the percent increase in the price of the shirt?
2. The population of a town increased from 8,000 to 9,200 in a year. Calculate the percent increase in population.
3. A car was bought for $15,000 and sold for $12,000 a few years later. What is the percent decrease in the car's value?
4. During a sale, a laptop's price dropped from $800 to $680. What is the percent decrease in the laptop's price?
5. If a stock's value increased from $50 to $65, what is the percent increase?
15%
25%
30%
35%
6. A jacket that was $120 is now on sale for $96. What is the percent decrease?
20%
24%
25%
30%
7. If an item's price increases by 10%, and then decreases by 10%, its final price will be the same as its original price.
True
False
8. To find the percent increase, you divide the amount of increase by the and then multiply by 100.
9. If a value decreases from 200 to 150, the amount of decrease is .