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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 728 · 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. 1.25% of a number is 35. What is the number?
  2. 2.96 is 75% of ?
  3. 3.1 is 5% of ?
  4. 4.66 is 25% of ?
  5. 5.Rohan spent ₹67, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  6. 6.16 is 5% of ?
  7. 7.20 is 5% of ?
  8. 8.15% of a number is 57. What is the number?
  9. 9.12 is 80% of ?
  10. 10.10% of a number is 38. What is the number?
  11. 11.9 is 12% of ?
  12. 12.123 is 60% of ?
  13. 13.12% of a number is 9. What is the number?
  14. 14.135 is 60% of ?
  15. 15.20% of a number is 60. What is the number?
  16. 16.Riya spent ₹3, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  17. 17.24 is 12% of ?
  18. 18.Rohan spent ₹144, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  19. 19.26 is 50% of ?
  20. 20.25 is 50% of ?
  21. 21.Meera spent ₹88, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  22. 22.Riya spent ₹20, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  23. 23.Diya spent ₹12, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  24. 24.22 is 10% of ?
  25. 25.Anaya spent ₹163, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  26. 26.95 is 50% of ?
  27. 27.5 is 5% of ?
  28. 28.4 is 10% of ?
  29. 29.120 is 50% of ?
  30. 30.80% of a number is 52. What is the number?
  31. 31.Isha spent ₹42, which is 15% of the pocket money. How much pocket money did Isha have, in rupees?
  32. 32.5% of a number is 11. What is the number?
  33. 33.88 is 25% of ?
  34. 34.60% of a number is 15. What is the number?
  35. 35.Ishaan spent ₹169, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  36. 36.38 is 10% of ?
  37. 37.12% of a number is 33. What is the number?
  38. 38.Aarav spent ₹15, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
  39. 39.Rohan spent ₹8, which is 5% of the pocket money. How much pocket money did Rohan have, in rupees?
  40. 40.10 is 10% of ?

Answer key

  1. 140
  2. 128
  3. 20
  4. 264
  5. 268
  6. 320
  7. 400
  8. 380
  9. 15
  10. 380
  11. 75
  12. 205
  13. 75
  14. 225
  15. 300
  16. 30
  17. 200
  18. 240
  19. 52
  20. 50
  21. 176
  22. 200
  23. 30
  24. 220
  25. 326
  26. 190
  27. 100
  28. 40
  29. 240
  30. 65
  31. 280
  32. 220
  33. 352
  34. 25
  35. 338
  36. 380
  37. 275
  38. 50
  39. 160
  40. 100

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