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Percentage Decrease Practice Worksheet

Percentage lesson 11: Percentage decrease · Set 21 · 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.

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  1. 1.A tank has 200 litres of water and 89% of it is used. How many litres are left?
  2. 2.A wall clock costs ₹150. The price comes down by 34%. What is the new price, in rupees?
  3. 3.A water bottle costs ₹120. The price comes down by 25%. What is the new price, in rupees?
  4. 4.A tank had 80 litres of water. Now it has 8 litres. What is the percentage decrease?
  5. 5.A tank had 120 litres of water. Now it has 12 litres. What is the percentage decrease?
  6. 6.A team scored 250 runs in one match and 70 runs in the next. What is the percentage decrease?
  7. 7.A tank had 300 litres of water. Now it has 267 litres. What is the percentage decrease?
  8. 8.A tank had 500 litres of water. Now it has 445 litres. What is the percentage decrease?
  9. 9.A tank had 300 litres of water. Now it has 255 litres. What is the percentage decrease?
  10. 10.The price of a kite comes down from ₹400 to ₹280. What is the percentage decrease?
  11. 11.A water bottle costs ₹20. The price comes down by 40%. What is the new price, in rupees?
  12. 12.A toy car costs ₹40. The price comes down by 55%. What is the new price, in rupees?
  13. 13.The price of a lunch box comes down from ₹60 to ₹48. What is the percentage decrease?
  14. 14.A team scored 300 runs in one match and 186 runs in the next. What is the percentage decrease?
  15. 15.A team scored 100 runs in one match and 43 runs in the next. What is the percentage decrease?
  16. 16.A tank had 500 litres of water. Now it has 80 litres. What is the percentage decrease?
  17. 17.A tank had 25 litres of water. Now it has 7 litres. What is the percentage decrease?
  18. 18.A team scored 500 runs in one match and 300 runs in the next. What is the percentage decrease?
  19. 19.A tank had 100 litres of water. Now it has 70 litres. What is the percentage decrease?
  20. 20.The price of a pencil box comes down from ₹400 to ₹252. What is the percentage decrease?
  21. 21.The price of a pencil box comes down from ₹80 to ₹16. What is the percentage decrease?
  22. 22.A tank had 60 litres of water. Now it has 45 litres. What is the percentage decrease?
  23. 23.The price of a water bottle comes down from ₹20 to ₹17. What is the percentage decrease?
  24. 24.A tank has 400 litres of water and 15% of it is used. How many litres are left?
  25. 25.A team scored 25 runs in one match and 9 runs in the next. What is the percentage decrease?
  26. 26.The price of a water bottle comes down from ₹80 to ₹64. What is the percentage decrease?
  27. 27.A team scored 25 runs in one match and 17 runs in the next. What is the percentage decrease?
  28. 28.A tank has 20 litres of water and 40% of it is used. How many litres are left?
  29. 29.A table fan costs ₹150. The price comes down by 10%. What is the new price, in rupees?
  30. 30.A tank had 60 litres of water. Now it has 24 litres. What is the percentage decrease?
  31. 31.A tank had 500 litres of water. Now it has 370 litres. What is the percentage decrease?
  32. 32.The price of a table fan comes down from ₹20 to ₹13. What is the percentage decrease?
  33. 33.A team scored 60 runs in one match and 48 runs in the next. What is the percentage decrease?
  34. 34.A team scored 150 runs in one match and 30 runs in the next. What is the percentage decrease?
  35. 35.The price of a wall clock comes down from ₹25 to ₹19. What is the percentage decrease?
  36. 36.A team scored 400 runs in one match and 68 runs in the next. What is the percentage decrease?
  37. 37.A tank had 50 litres of water. Now it has 23 litres. What is the percentage decrease?
  38. 38.A team scored 80 runs in one match and 15% fewer in the next. How many runs did it score in the next match?
  39. 39.A team scored 100 runs in one match and 79 runs in the next. What is the percentage decrease?
  40. 40.The price of a toy car comes down from ₹80 to ₹36. What is the percentage decrease?

Answer key

  1. 22
  2. 99
  3. 90
  4. 90
  5. 90
  6. 72
  7. 11
  8. 11
  9. 15
  10. 30
  11. 12
  12. 18
  13. 20
  14. 38
  15. 57
  16. 84
  17. 72
  18. 40
  19. 30
  20. 37
  21. 80
  22. 25
  23. 15
  24. 340
  25. 64
  26. 20
  27. 32
  28. 12
  29. 135
  30. 60
  31. 26
  32. 35
  33. 20
  34. 80
  35. 24
  36. 83
  37. 54
  38. 68
  39. 21
  40. 55

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