1. The price of a shirt increased from $20 to $25. What is the percentage increase?
2. A car’s value decreased from $15,000 to $12,000. What is the percentage decrease?
3. A student scored 80% on a test and then improved to 90% on the next test. What is the percentage increase in their score?
4. The population of a town increased from 10,000 to 12,000. What is the percentage increase?
5. A store had 200 items in stock, but sold 50% of them. How many items are left?
6. A phone’s battery was at 80% and then decreased to 60%. What is the percentage decrease?
7. A recipe calls for 2 cups of flour, but you only have 1.5 cups. What percentage of flour is missing?
8. A company’s profits increased from $50,000 to $60,000. What is the percentage increase?
9. A student’s test score decreased from 90% to 75%. What is the percentage decrease?
10. A store had 500 customers last month, but this month they had 600 customers. What is the percentage increase?
11. A pizza was originally priced at $10, but it is now on sale for $8. What is the percentage decrease?
12. A student’s height increased from 150 cm to 160 cm. What is the percentage increase?
13. A store had 100 items in stock, but they sold 20% of them. How many items are left?
14. A company’s expenses decreased from $10,000 to $8,000. What is the percentage decrease?
15. A student’s test score increased from 70% to 80%. What is the percentage increase?

Answers: 1. 25% 2. 20% 3. 12.5% 4. 20% 5. 100 items 6. 25% 7. 25% 8. 20% 9. 16.7% 10. 20% 11. 20% 12. 6.7% 13. 80 items 14. 20% 15. 14.3%