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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 41 · 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. 1.10% of a number is 14. What is the number?
  2. 2.20% of a number is 73. What is the number?
  3. 3.Aarav spent ₹27, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
  4. 4.64 is 25% of ?
  5. 5.Diya spent ₹92, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  6. 6.Rohan spent ₹36, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  7. 7.267 is 75% of ?
  8. 8.10% of a number is 20. What is the number?
  9. 9.10% of a number is 30. What is the number?
  10. 10.Ishaan spent ₹15, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  11. 11.10% of a number is 32. What is the number?
  12. 12.Kabir spent ₹210, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  13. 13.80% of a number is 88. What is the number?
  14. 14.15% of a number is 30. What is the number?
  15. 15.50% of a number is 103. What is the number?
  16. 16.Ishaan spent ₹47, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  17. 17.Meera spent ₹100, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  18. 18.16 is 5% of ?
  19. 19.30% of a number is 105. What is the number?
  20. 20.75% of a number is 144. What is the number?
  21. 21.31 is 50% of ?
  22. 22.28 is 25% of ?
  23. 23.12% of a number is 24. What is the number?
  24. 24.50% of a number is 147. What is the number?
  25. 25.33 is 30% of ?
  26. 26.Sara spent ₹38, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  27. 27.Kabir spent ₹1, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  28. 28.23 is 50% of ?
  29. 29.Diya spent ₹38, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  30. 30.207 is 60% of ?
  31. 31.50% of a number is 188. What is the number?
  32. 32.15% of a number is 12. What is the number?
  33. 33.24 is 12% of ?
  34. 34.Sara spent ₹45, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  35. 35.Riya spent ₹13, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  36. 36.94 is 40% of ?
  37. 37.12% of a number is 12. What is the number?
  38. 38.Riya spent ₹95, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  39. 39.37 is 20% of ?
  40. 40.Rohan spent ₹6, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?

Answer key

  1. 140
  2. 365
  3. 90
  4. 256
  5. 368
  6. 360
  7. 356
  8. 200
  9. 300
  10. 300
  11. 320
  12. 350
  13. 110
  14. 200
  15. 206
  16. 235
  17. 250
  18. 320
  19. 350
  20. 192
  21. 62
  22. 112
  23. 200
  24. 294
  25. 110
  26. 76
  27. 20
  28. 46
  29. 95
  30. 345
  31. 376
  32. 80
  33. 200
  34. 150
  35. 260
  36. 235
  37. 100
  38. 380
  39. 185
  40. 40

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