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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 748 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.Rohan spent ₹3, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  2. 2.Dev spent ₹61, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  3. 3.39 is 20% of ?
  4. 4.50% of a number is 28. What is the number?
  5. 5.71 is 50% of ?
  6. 6.12% of a number is 18. What is the number?
  7. 7.Rohan spent ₹53, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  8. 8.54 is 15% of ?
  9. 9.Ishaan spent ₹167, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  10. 10.Meera spent ₹36, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  11. 11.80% of a number is 168. What is the number?
  12. 12.30 is 60% of ?
  13. 13.50% of a number is 14. What is the number?
  14. 14.42 is 20% of ?
  15. 15.Riya spent ₹231, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  16. 16.47 is 20% of ?
  17. 17.Rohan spent ₹172, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  18. 18.12% of a number is 24. What is the number?
  19. 19.14 is 20% of ?
  20. 20.75% of a number is 267. What is the number?
  21. 21.15% of a number is 6. What is the number?
  22. 22.Diya spent ₹15, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  23. 23.15% of a number is 54. What is the number?
  24. 24.Meera spent ₹12, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  25. 25.5% of a number is 15. What is the number?
  26. 26.312 is 80% of ?
  27. 27.40% of a number is 34. What is the number?
  28. 28.15% of a number is 57. What is the number?
  29. 29.25% of a number is 66. What is the number?
  30. 30.10% of a number is 4. What is the number?
  31. 31.40 is 10% of ?
  32. 32.56 is 20% of ?
  33. 33.10% of a number is 26. What is the number?
  34. 34.8 is 10% of ?
  35. 35.57 is 60% of ?
  36. 36.Dev spent ₹24, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  37. 37.75% of a number is 270. What is the number?
  38. 38.66 is 25% of ?
  39. 39.Kabir spent ₹22, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  40. 40.12% of a number is 27. What is the number?

Answer key

  1. 20
  2. 244
  3. 195
  4. 56
  5. 142
  6. 150
  7. 212
  8. 360
  9. 334
  10. 120
  11. 210
  12. 50
  13. 28
  14. 210
  15. 308
  16. 235
  17. 215
  18. 200
  19. 70
  20. 356
  21. 40
  22. 50
  23. 360
  24. 80
  25. 300
  26. 390
  27. 85
  28. 380
  29. 264
  30. 40
  31. 400
  32. 280
  33. 260
  34. 80
  35. 95
  36. 200
  37. 360
  38. 264
  39. 220
  40. 225

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