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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 300 · 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.Meera spent ₹114, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  2. 2.Kabir spent ₹30, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  3. 3.50% of a number is 178. What is the number?
  4. 4.19 is 25% of ?
  5. 5.20% of a number is 31. What is the number?
  6. 6.42 is 30% of ?
  7. 7.80% of a number is 240. What is the number?
  8. 8.15% of a number is 48. What is the number?
  9. 9.Diya spent ₹45, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  10. 10.6 is 12% of ?
  11. 11.12% of a number is 33. What is the number?
  12. 12.5% of a number is 10. What is the number?
  13. 13.25% of a number is 48. What is the number?
  14. 14.25% of a number is 51. What is the number?
  15. 15.102 is 50% of ?
  16. 16.60% of a number is 99. What is the number?
  17. 17.162 is 75% of ?
  18. 18.80% of a number is 112. What is the number?
  19. 19.Ishaan spent ₹174, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  20. 20.Isha spent ₹5, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  21. 21.124 is 50% of ?
  22. 22.Arjun spent ₹270, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  23. 23.10% of a number is 24. What is the number?
  24. 24.Kabir spent ₹138, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  25. 25.8 is 10% of ?
  26. 26.Sara spent ₹7, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  27. 27.60% of a number is 150. What is the number?
  28. 28.54 is 20% of ?
  29. 29.30% of a number is 60. What is the number?
  30. 30.25% of a number is 50. What is the number?
  31. 31.Aarav spent ₹32, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  32. 32.15 is 12% of ?
  33. 33.Meera spent ₹144, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  34. 34.Rohan spent ₹39, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  35. 35.75% of a number is 258. What is the number?
  36. 36.Aarav spent ₹93, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  37. 37.Arjun spent ₹18, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  38. 38.19 is 5% of ?
  39. 39.Aarav spent ₹36, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  40. 40.Riya spent ₹24, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?

Answer key

  1. 190
  2. 250
  3. 356
  4. 76
  5. 155
  6. 140
  7. 300
  8. 320
  9. 90
  10. 50
  11. 275
  12. 200
  13. 192
  14. 204
  15. 204
  16. 165
  17. 216
  18. 140
  19. 232
  20. 50
  21. 248
  22. 360
  23. 240
  24. 276
  25. 80
  26. 140
  27. 250
  28. 270
  29. 200
  30. 200
  31. 320
  32. 125
  33. 192
  34. 260
  35. 344
  36. 124
  37. 36
  38. 380
  39. 360
  40. 160

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