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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 13 · 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. 1.80% of a number is 264. What is the number?
  2. 2.21 is 15% of ?
  3. 3.95 is 50% of ?
  4. 4.84 is 75% of ?
  5. 5.95 is 25% of ?
  6. 6.Rohan spent ₹138, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  7. 7.30% of a number is 63. What is the number?
  8. 8.18 is 15% of ?
  9. 9.3 is 30% of ?
  10. 10.15% of a number is 24. What is the number?
  11. 11.54 is 60% of ?
  12. 12.10% of a number is 17. What is the number?
  13. 13.11 is 5% of ?
  14. 14.Riya spent ₹189, which is 50% of the pocket money. How much pocket money did Riya have, in rupees?
  15. 15.50% of a number is 63. What is the number?
  16. 16.97 is 25% of ?
  17. 17.Rohan spent ₹78, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  18. 18.Riya spent ₹126, which is 50% of the pocket money. How much pocket money did Riya have, in rupees?
  19. 19.29 is 20% of ?
  20. 20.20 is 25% of ?
  21. 21.66 is 30% of ?
  22. 22.Kabir spent ₹128, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  23. 23.53 is 20% of ?
  24. 24.40% of a number is 146. What is the number?
  25. 25.102 is 30% of ?
  26. 26.10% of a number is 18. What is the number?
  27. 27.Kabir spent ₹144, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  28. 28.30% of a number is 45. What is the number?
  29. 29.25% of a number is 98. What is the number?
  30. 30.75% of a number is 237. What is the number?
  31. 31.40% of a number is 136. What is the number?
  32. 32.5% of a number is 5. What is the number?
  33. 33.Meera spent ₹99, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  34. 34.Isha spent ₹193, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  35. 35.54 is 15% of ?
  36. 36.42 is 12% of ?
  37. 37.69 is 20% of ?
  38. 38.130 is 40% of ?
  39. 39.80% of a number is 8. What is the number?
  40. 40.15% of a number is 18. What is the number?

Answer key

  1. 330
  2. 140
  3. 190
  4. 112
  5. 380
  6. 345
  7. 210
  8. 120
  9. 10
  10. 160
  11. 90
  12. 170
  13. 220
  14. 378
  15. 126
  16. 388
  17. 260
  18. 252
  19. 145
  20. 80
  21. 220
  22. 160
  23. 265
  24. 365
  25. 340
  26. 180
  27. 180
  28. 150
  29. 392
  30. 316
  31. 340
  32. 100
  33. 330
  34. 386
  35. 360
  36. 350
  37. 345
  38. 325
  39. 10
  40. 120

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