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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 75 · 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 400 runs in one match and 100 runs in the next. What is the percentage decrease?
  2. 2.A tank had 400 litres of water. Now it has 288 litres. What is the percentage decrease?
  3. 3.A tank had 200 litres of water. Now it has 168 litres. What is the percentage decrease?
  4. 4.A team scored 100 runs in one match and 43 runs in the next. What is the percentage decrease?
  5. 5.A table fan costs ₹25. The price comes down by 48%. What is the new price, in rupees?
  6. 6.A tank has 20 litres of water and 10% of it is used. How many litres are left?
  7. 7.A tank has 60 litres of water and 40% of it is used. How many litres are left?
  8. 8.A team scored 20 runs in one match and 7 runs in the next. What is the percentage decrease?
  9. 9.A tank had 250 litres of water. Now it has 150 litres. What is the percentage decrease?
  10. 10.A tank had 250 litres of water. Now it has 45 litres. What is the percentage decrease?
  11. 11.A tank has 25 litres of water and 36% of it is used. How many litres are left?
  12. 12.A tank had 400 litres of water. Now it has 232 litres. What is the percentage decrease?
  13. 13.A table fan costs ₹40. The price comes down by 50%. What is the new price, in rupees?
  14. 14.A football costs ₹300. The price comes down by 51%. What is the new price, in rupees?
  15. 15.A tank has 80 litres of water and 45% of it is used. How many litres are left?
  16. 16.A cricket bat costs ₹25. The price comes down by 32%. What is the new price, in rupees?
  17. 17.A tank has 40 litres of water and 60% of it is used. How many litres are left?
  18. 18.A pencil box costs ₹300. The price comes down by 52%. What is the new price, in rupees?
  19. 19.A tank has 20 litres of water and 50% of it is used. How many litres are left?
  20. 20.A team scored 150 runs in one match and 132 runs in the next. What is the percentage decrease?
  21. 21.The price of a kite comes down from ₹20 to ₹11. What is the percentage decrease?
  22. 22.A team scored 400 runs in one match and 316 runs in the next. What is the percentage decrease?
  23. 23.A tank had 60 litres of water. Now it has 57 litres. What is the percentage decrease?
  24. 24.The price of a football comes down from ₹400 to ₹272. What is the percentage decrease?
  25. 25.The price of a school bag comes down from ₹20 to ₹16. What is the percentage decrease?
  26. 26.A tank has 120 litres of water and 15% of it is used. How many litres are left?
  27. 27.A team scored 25 runs in one match and 17 runs in the next. What is the percentage decrease?
  28. 28.A cricket bat costs ₹300. The price comes down by 37%. What is the new price, in rupees?
  29. 29.The price of a pencil box comes down from ₹40 to ₹26. What is the percentage decrease?
  30. 30.A tank had 25 litres of water. Now it has 12 litres. What is the percentage decrease?
  31. 31.A team scored 60 runs in one match and 9 runs in the next. What is the percentage decrease?
  32. 32.A tank had 400 litres of water. Now it has 308 litres. What is the percentage decrease?
  33. 33.A team scored 100 runs in one match and 59% fewer in the next. How many runs did it score in the next match?
  34. 34.The price of a torch comes down from ₹25 to ₹23. What is the percentage decrease?
  35. 35.A team scored 250 runs in one match and 20% fewer in the next. How many runs did it score in the next match?
  36. 36.A school bag costs ₹300. The price comes down by 36%. What is the new price, in rupees?
  37. 37.The price of a school bag comes down from ₹100 to ₹49. What is the percentage decrease?
  38. 38.A tank has 200 litres of water and 86% of it is used. How many litres are left?
  39. 39.A torch costs ₹500. The price comes down by 31%. What is the new price, in rupees?
  40. 40.A tank has 50 litres of water and 66% of it is used. How many litres are left?

Answer key

  1. 75
  2. 28
  3. 16
  4. 57
  5. 13
  6. 18
  7. 36
  8. 65
  9. 40
  10. 82
  11. 16
  12. 42
  13. 20
  14. 147
  15. 44
  16. 17
  17. 16
  18. 144
  19. 10
  20. 12
  21. 45
  22. 21
  23. 5
  24. 32
  25. 20
  26. 102
  27. 32
  28. 189
  29. 35
  30. 52
  31. 85
  32. 23
  33. 41
  34. 8
  35. 200
  36. 192
  37. 51
  38. 28
  39. 345
  40. 17

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