Third-grade educational worksheet with interactive questions and a challenge activity.

1. The change is 20%.
2. The new price is $84.
3. The original price was $125.
4. The percent decrease is 25%.
5. The sale price is $67.50.
6. The original price was $40.
7. The percent increase is 50%.
8. The new price is $135.
9. The original price was $100.
10. The percent decrease is 40%.
11. The sale price is $56.
12. The original price was $80.
13. The percent increase is 20%.
14. The new price is $120.
15. The original price was $60.
16. The percent decrease is 30%.
17. The sale price is $70.
18. The original price was $100.
19. The percent increase is 25%.
20. The new price is $125.