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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 905 · 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 tank has 20 litres of water and 15% of it is used. How many litres are left?
  2. 2.A tank has 80 litres of water and 60% of it is used. How many litres are left?
  3. 3.A tank has 80 litres of water and 5% of it is used. How many litres are left?
  4. 4.The price of a kite comes down from ₹50 to ₹6. What is the percentage decrease?
  5. 5.The price of a torch comes down from ₹40 to ₹28. What is the percentage decrease?
  6. 6.The price of a pencil box comes down from ₹250 to ₹165. What is the percentage decrease?
  7. 7.A team scored 50 runs in one match and 44 runs in the next. What is the percentage decrease?
  8. 8.The price of a table fan comes down from ₹20 to ₹17. What is the percentage decrease?
  9. 9.The price of a cricket bat comes down from ₹250 to ₹175. What is the percentage decrease?
  10. 10.A table fan costs ₹150. The price comes down by 24%. What is the new price, in rupees?
  11. 11.A tank has 150 litres of water and 76% of it is used. How many litres are left?
  12. 12.The price of a wall clock comes down from ₹200 to ₹160. What is the percentage decrease?
  13. 13.The price of a kite comes down from ₹50 to ₹18. What is the percentage decrease?
  14. 14.A tank had 500 litres of water. Now it has 150 litres. What is the percentage decrease?
  15. 15.The price of a water bottle comes down from ₹40 to ₹8. What is the percentage decrease?
  16. 16.A tank has 100 litres of water and 46% of it is used. How many litres are left?
  17. 17.A team scored 80 runs in one match and 72 runs in the next. What is the percentage decrease?
  18. 18.The price of a kite comes down from ₹200 to ₹144. What is the percentage decrease?
  19. 19.A tank has 400 litres of water and 69% of it is used. How many litres are left?
  20. 20.A tank has 40 litres of water and 15% of it is used. How many litres are left?
  21. 21.A table fan costs ₹50. The price comes down by 72%. What is the new price, in rupees?
  22. 22.A torch costs ₹50. The price comes down by 20%. What is the new price, in rupees?
  23. 23.The price of a pencil box comes down from ₹50 to ₹46. What is the percentage decrease?
  24. 24.A tank had 100 litres of water. Now it has 65 litres. What is the percentage decrease?
  25. 25.A tank has 120 litres of water and 90% of it is used. How many litres are left?
  26. 26.A team scored 400 runs in one match and 104 runs in the next. What is the percentage decrease?
  27. 27.A team scored 80 runs in one match and 75% fewer in the next. How many runs did it score in the next match?
  28. 28.A tank had 80 litres of water. Now it has 24 litres. What is the percentage decrease?
  29. 29.A team scored 60 runs in one match and 10% fewer in the next. How many runs did it score in the next match?
  30. 30.The price of a football comes down from ₹20 to ₹13. What is the percentage decrease?
  31. 31.A wall clock costs ₹500. The price comes down by 69%. What is the new price, in rupees?
  32. 32.A tank had 20 litres of water. Now it has 3 litres. What is the percentage decrease?
  33. 33.A team scored 150 runs in one match and 28% fewer in the next. How many runs did it score in the next match?
  34. 34.A tank has 120 litres of water and 45% of it is used. How many litres are left?
  35. 35.The price of a water bottle comes down from ₹120 to ₹96. What is the percentage decrease?
  36. 36.A lunch box costs ₹20. The price comes down by 70%. What is the new price, in rupees?
  37. 37.A toy car costs ₹250. The price comes down by 28%. What is the new price, in rupees?
  38. 38.A storybook costs ₹120. The price comes down by 20%. What is the new price, in rupees?
  39. 39.The price of a cricket bat comes down from ₹300 to ₹33. What is the percentage decrease?
  40. 40.The price of a football comes down from ₹50 to ₹37. What is the percentage decrease?

Answer key

  1. 17
  2. 32
  3. 76
  4. 88
  5. 30
  6. 34
  7. 12
  8. 15
  9. 30
  10. 114
  11. 36
  12. 20
  13. 64
  14. 70
  15. 80
  16. 54
  17. 10
  18. 28
  19. 124
  20. 34
  21. 14
  22. 40
  23. 8
  24. 35
  25. 12
  26. 74
  27. 20
  28. 70
  29. 54
  30. 35
  31. 155
  32. 85
  33. 108
  34. 66
  35. 20
  36. 6
  37. 180
  38. 96
  39. 89
  40. 26

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