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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 49 · 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 ₹21, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  2. 2.22 is 10% of ?
  3. 3.20% of a number is 68. What is the number?
  4. 4.5% of a number is 5. What is the number?
  5. 5.75% of a number is 105. What is the number?
  6. 6.Rohan spent ₹98, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  7. 7.20% of a number is 62. What is the number?
  8. 8.75% of a number is 246. What is the number?
  9. 9.10% of a number is 16. What is the number?
  10. 10.30% of a number is 9. What is the number?
  11. 11.75% of a number is 213. What is the number?
  12. 12.20% of a number is 20. What is the number?
  13. 13.Isha spent ₹78, which is 60% of the pocket money. How much pocket money did Isha have, in rupees?
  14. 14.Meera spent ₹3, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  15. 15.3 is 12% of ?
  16. 16.80% of a number is 244. What is the number?
  17. 17.25% of a number is 74. What is the number?
  18. 18.80% of a number is 52. What is the number?
  19. 19.30 is 12% of ?
  20. 20.6 is 5% of ?
  21. 21.25% of a number is 82. What is the number?
  22. 22.Anaya spent ₹34, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  23. 23.25% of a number is 91. What is the number?
  24. 24.Isha spent ₹24, which is 12% of the pocket money. How much pocket money did Isha have, in rupees?
  25. 25.18 is 12% of ?
  26. 26.9 is 5% of ?
  27. 27.12% of a number is 18. What is the number?
  28. 28.Riya spent ₹72, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  29. 29.Isha spent ₹8, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  30. 30.5% of a number is 6. What is the number?
  31. 31.36 is 25% of ?
  32. 32.Anaya spent ₹6, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  33. 33.Isha spent ₹126, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  34. 34.64 is 20% of ?
  35. 35.17 is 5% of ?
  36. 36.Ishaan spent ₹21, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  37. 37.20% of a number is 23. What is the number?
  38. 38.50% of a number is 51. What is the number?
  39. 39.Sara spent ₹8, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  40. 40.12 is 75% of ?

Answer key

  1. 70
  2. 220
  3. 340
  4. 100
  5. 140
  6. 392
  7. 310
  8. 328
  9. 160
  10. 30
  11. 284
  12. 100
  13. 130
  14. 12
  15. 25
  16. 305
  17. 296
  18. 65
  19. 250
  20. 120
  21. 328
  22. 340
  23. 364
  24. 200
  25. 150
  26. 180
  27. 150
  28. 96
  29. 160
  30. 120
  31. 144
  32. 50
  33. 315
  34. 320
  35. 340
  36. 175
  37. 115
  38. 102
  39. 10
  40. 16

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