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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 894 · 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. 1.114 is 60% of ?
  2. 2.75% of a number is 273. What is the number?
  3. 3.25% of a number is 33. What is the number?
  4. 4.50% of a number is 2. What is the number?
  5. 5.Arjun spent ₹27, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  6. 6.45 is 15% of ?
  7. 7.Aarav spent ₹15, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  8. 8.2 is 5% of ?
  9. 9.Meera spent ₹12, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  10. 10.222 is 60% of ?
  11. 11.5% of a number is 9. What is the number?
  12. 12.75% of a number is 81. What is the number?
  13. 13.15% of a number is 48. What is the number?
  14. 14.39 is 10% of ?
  15. 15.18 is 12% of ?
  16. 16.10% of a number is 33. What is the number?
  17. 17.42 is 20% of ?
  18. 18.43 is 25% of ?
  19. 19.50% of a number is 108. What is the number?
  20. 20.15% of a number is 15. What is the number?
  21. 21.177 is 60% of ?
  22. 22.84 is 60% of ?
  23. 23.Kabir spent ₹54, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  24. 24.Isha spent ₹84, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  25. 25.14 is 10% of ?
  26. 26.30% of a number is 45. What is the number?
  27. 27.198 is 75% of ?
  28. 28.Kabir spent ₹261, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  29. 29.9 is 20% of ?
  30. 30.Arjun spent ₹64, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  31. 31.15% of a number is 21. What is the number?
  32. 32.Isha spent ₹10, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  33. 33.1 is 50% of ?
  34. 34.Arjun spent ₹24, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  35. 35.65 is 25% of ?
  36. 36.20% of a number is 43. What is the number?
  37. 37.11 is 10% of ?
  38. 38.Diya spent ₹1, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.272 is 80% of ?
  40. 40.16 is 80% of ?

Answer key

  1. 190
  2. 364
  3. 132
  4. 4
  5. 180
  6. 300
  7. 125
  8. 40
  9. 120
  10. 370
  11. 180
  12. 108
  13. 320
  14. 390
  15. 150
  16. 330
  17. 210
  18. 172
  19. 216
  20. 100
  21. 295
  22. 140
  23. 360
  24. 336
  25. 140
  26. 150
  27. 264
  28. 348
  29. 45
  30. 80
  31. 140
  32. 200
  33. 2
  34. 96
  35. 260
  36. 215
  37. 110
  38. 20
  39. 340
  40. 20

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