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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 264 · 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. 1.67 is 50% of ?
  2. 2.39 is 60% of ?
  3. 3.Isha spent ₹13, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  4. 4.144 is 50% of ?
  5. 5.10% of a number is 18. What is the number?
  6. 6.Meera spent ₹8, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  7. 7.152 is 40% of ?
  8. 8.75% of a number is 27. What is the number?
  9. 9.12% of a number is 27. What is the number?
  10. 10.Meera spent ₹219, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  11. 11.Meera spent ₹54, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  12. 12.258 is 75% of ?
  13. 13.5% of a number is 17. What is the number?
  14. 14.5 is 50% of ?
  15. 15.Sara spent ₹34, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  16. 16.204 is 75% of ?
  17. 17.40% of a number is 98. What is the number?
  18. 18.Rohan spent ₹149, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?
  19. 19.5% of a number is 1. What is the number?
  20. 20.5% of a number is 2. What is the number?
  21. 21.20% of a number is 11. What is the number?
  22. 22.156 is 60% of ?
  23. 23.Diya spent ₹3, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  24. 24.Rohan spent ₹6, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  25. 25.Diya spent ₹30, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  26. 26.116 is 40% of ?
  27. 27.15 is 60% of ?
  28. 28.75% of a number is 24. What is the number?
  29. 29.87 is 30% of ?
  30. 30.Diya spent ₹18, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  31. 31.Dev spent ₹26, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  32. 32.Isha spent ₹140, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  33. 33.24 is 30% of ?
  34. 34.10% of a number is 29. What is the number?
  35. 35.25% of a number is 34. What is the number?
  36. 36.72 is 40% of ?
  37. 37.Riya spent ₹63, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  38. 38.10% of a number is 39. What is the number?
  39. 39.36 is 12% of ?
  40. 40.80% of a number is 32. What is the number?

Answer key

  1. 134
  2. 65
  3. 52
  4. 288
  5. 180
  6. 80
  7. 380
  8. 36
  9. 225
  10. 292
  11. 180
  12. 344
  13. 340
  14. 10
  15. 85
  16. 272
  17. 245
  18. 298
  19. 20
  20. 40
  21. 55
  22. 260
  23. 12
  24. 24
  25. 100
  26. 290
  27. 25
  28. 32
  29. 290
  30. 150
  31. 260
  32. 350
  33. 80
  34. 290
  35. 136
  36. 180
  37. 252
  38. 390
  39. 300
  40. 40

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