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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 831 · 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. 1.30% of a number is 63. What is the number?
  2. 2.60% of a number is 42. What is the number?
  3. 3.10% of a number is 3. What is the number?
  4. 4.231 is 75% of ?
  5. 5.68 is 20% of ?
  6. 6.16 is 5% of ?
  7. 7.20% of a number is 37. What is the number?
  8. 8.Arjun spent ₹36, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  9. 9.30% of a number is 27. What is the number?
  10. 10.60% of a number is 96. What is the number?
  11. 11.80% of a number is 244. What is the number?
  12. 12.Aarav spent ₹72, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  13. 13.40% of a number is 56. What is the number?
  14. 14.Isha spent ₹168, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  15. 15.75% of a number is 222. What is the number?
  16. 16.66 is 60% of ?
  17. 17.15% of a number is 39. What is the number?
  18. 18.50% of a number is 171. What is the number?
  19. 19.10% of a number is 11. What is the number?
  20. 20.40% of a number is 86. What is the number?
  21. 21.Kabir spent ₹21, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  22. 22.Anaya spent ₹117, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  23. 23.Anaya spent ₹33, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  24. 24.96 is 30% of ?
  25. 25.60 is 80% of ?
  26. 26.Arjun spent ₹6, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  27. 27.Aarav spent ₹165, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  28. 28.Sara spent ₹130, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  29. 29.Rohan spent ₹12, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  30. 30.36 is 40% of ?
  31. 31.75% of a number is 279. What is the number?
  32. 32.Sara spent ₹12, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  33. 33.Isha spent ₹288, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  34. 34.80% of a number is 312. What is the number?
  35. 35.15% of a number is 36. What is the number?
  36. 36.10% of a number is 40. What is the number?
  37. 37.264 is 80% of ?
  38. 38.75% of a number is 48. What is the number?
  39. 39.Isha spent ₹108, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  40. 40.6 is 75% of ?

Answer key

  1. 210
  2. 70
  3. 30
  4. 308
  5. 340
  6. 320
  7. 185
  8. 72
  9. 90
  10. 160
  11. 305
  12. 90
  13. 140
  14. 210
  15. 296
  16. 110
  17. 260
  18. 342
  19. 110
  20. 215
  21. 105
  22. 195
  23. 220
  24. 320
  25. 75
  26. 120
  27. 220
  28. 325
  29. 48
  30. 90
  31. 372
  32. 40
  33. 384
  34. 390
  35. 240
  36. 400
  37. 330
  38. 64
  39. 360
  40. 8

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