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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 24 · 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.Kabir spent ₹33, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  2. 2.15% of a number is 18. What is the number?
  3. 3.40% of a number is 50. What is the number?
  4. 4.40% of a number is 130. What is the number?
  5. 5.Riya spent ₹120, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  6. 6.Meera spent ₹18, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  7. 7.Ishaan spent ₹39, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  8. 8.28 is 40% of ?
  9. 9.71 is 20% of ?
  10. 10.80% of a number is 236. What is the number?
  11. 11.20% of a number is 16. What is the number?
  12. 12.40% of a number is 54. What is the number?
  13. 13.30% of a number is 6. What is the number?
  14. 14.80% of a number is 312. What is the number?
  15. 15.Diya spent ₹54, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  16. 16.75% of a number is 3. What is the number?
  17. 17.3 is 15% of ?
  18. 18.85 is 25% of ?
  19. 19.Kabir spent ₹27, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  20. 20.Arjun spent ₹208, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  21. 21.5% of a number is 11. What is the number?
  22. 22.Sara spent ₹45, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  23. 23.30% of a number is 3. What is the number?
  24. 24.30% of a number is 99. What is the number?
  25. 25.15% of a number is 3. What is the number?
  26. 26.Aarav spent ₹201, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  27. 27.231 is 75% of ?
  28. 28.25 is 25% of ?
  29. 29.82 is 50% of ?
  30. 30.Rohan spent ₹28, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  31. 31.40% of a number is 100. What is the number?
  32. 32.Ishaan spent ₹96, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  33. 33.Aarav spent ₹29, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  34. 34.70 is 25% of ?
  35. 35.12% of a number is 9. What is the number?
  36. 36.15 is 15% of ?
  37. 37.Isha spent ₹51, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  38. 38.Rohan spent ₹98, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  39. 39.4 is 10% of ?
  40. 40.33 is 20% of ?

Answer key

  1. 330
  2. 120
  3. 125
  4. 325
  5. 150
  6. 30
  7. 195
  8. 70
  9. 355
  10. 295
  11. 80
  12. 135
  13. 20
  14. 390
  15. 360
  16. 4
  17. 20
  18. 340
  19. 45
  20. 260
  21. 220
  22. 300
  23. 10
  24. 330
  25. 20
  26. 268
  27. 308
  28. 100
  29. 164
  30. 70
  31. 250
  32. 192
  33. 116
  34. 280
  35. 75
  36. 100
  37. 102
  38. 245
  39. 40
  40. 165

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