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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 230 · 40 questions
TalentJR

How to work it out (The old value is 100%): Decrease = old value − new value. Percentage decrease = decrease ÷ old value × 100. Decrease by p%: new value = old value − p% of the old value.

NameDateTime takenScore ___ / 40
  1. 1.A team scored 20 runs in one match and 10 runs in the next. What is the percentage decrease?
  2. 2.A tank had 20 litres of water. Now it has 5 litres. What is the percentage decrease?
  3. 3.A lunch box costs ₹100. The price comes down by 50%. What is the new price, in rupees?
  4. 4.A tank had 20 litres of water. Now it has 19 litres. What is the percentage decrease?
  5. 5.A tank has 400 litres of water and 43% of it is used. How many litres are left?
  6. 6.The price of a torch comes down from ₹50 to ₹43. What is the percentage decrease?
  7. 7.A cricket bat costs ₹250. The price comes down by 46%. What is the new price, in rupees?
  8. 8.A tank has 400 litres of water and 34% of it is used. How many litres are left?
  9. 9.A tank has 25 litres of water and 24% of it is used. How many litres are left?
  10. 10.A tank had 40 litres of water. Now it has 4 litres. What is the percentage decrease?
  11. 11.A tank had 40 litres of water. Now it has 14 litres. What is the percentage decrease?
  12. 12.A tank had 50 litres of water. Now it has 18 litres. What is the percentage decrease?
  13. 13.A team scored 80 runs in one match and 10% fewer in the next. How many runs did it score in the next match?
  14. 14.A team scored 250 runs in one match and 100 runs in the next. What is the percentage decrease?
  15. 15.A team scored 500 runs in one match and 125 runs in the next. What is the percentage decrease?
  16. 16.The price of a football comes down from ₹25 to ₹19. What is the percentage decrease?
  17. 17.A tank has 50 litres of water and 10% of it is used. How many litres are left?
  18. 18.A tank has 200 litres of water and 45% of it is used. How many litres are left?
  19. 19.A tank had 250 litres of water. Now it has 100 litres. What is the percentage decrease?
  20. 20.A team scored 120 runs in one match and 60% fewer in the next. How many runs did it score in the next match?
  21. 21.The price of a kite comes down from ₹150 to ₹117. What is the percentage decrease?
  22. 22.A wall clock costs ₹40. The price comes down by 85%. What is the new price, in rupees?
  23. 23.The price of a torch comes down from ₹25 to ₹22. What is the percentage decrease?
  24. 24.A tank has 50 litres of water and 64% of it is used. How many litres are left?
  25. 25.A tank has 300 litres of water and 64% of it is used. How many litres are left?
  26. 26.A team scored 500 runs in one match and 68% fewer in the next. How many runs did it score in the next match?
  27. 27.A water bottle costs ₹300. The price comes down by 58%. What is the new price, in rupees?
  28. 28.A team scored 50 runs in one match and 41 runs in the next. What is the percentage decrease?
  29. 29.A team scored 400 runs in one match and 84% fewer in the next. How many runs did it score in the next match?
  30. 30.A tank has 250 litres of water and 70% of it is used. How many litres are left?
  31. 31.A team scored 400 runs in one match and 296 runs in the next. What is the percentage decrease?
  32. 32.A storybook costs ₹300. The price comes down by 53%. What is the new price, in rupees?
  33. 33.A kite costs ₹400. The price comes down by 39%. What is the new price, in rupees?
  34. 34.A tank has 100 litres of water and 66% of it is used. How many litres are left?
  35. 35.A cricket bat costs ₹150. The price comes down by 90%. What is the new price, in rupees?
  36. 36.A tank has 400 litres of water and 53% of it is used. How many litres are left?
  37. 37.The price of a table fan comes down from ₹80 to ₹28. What is the percentage decrease?
  38. 38.A team scored 150 runs in one match and 90% fewer in the next. How many runs did it score in the next match?
  39. 39.The price of a lunch box comes down from ₹150 to ₹45. What is the percentage decrease?
  40. 40.The price of a football comes down from ₹20 to ₹16. What is the percentage decrease?

Answer key

  1. 50
  2. 75
  3. 50
  4. 5
  5. 228
  6. 14
  7. 135
  8. 264
  9. 19
  10. 90
  11. 65
  12. 64
  13. 72
  14. 60
  15. 75
  16. 24
  17. 45
  18. 110
  19. 60
  20. 48
  21. 22
  22. 6
  23. 12
  24. 18
  25. 108
  26. 160
  27. 126
  28. 18
  29. 64
  30. 75
  31. 26
  32. 141
  33. 244
  34. 34
  35. 15
  36. 188
  37. 65
  38. 15
  39. 70
  40. 20

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