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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 560 · 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. 1.93 is 25% of ?
  2. 2.10% of a number is 19. What is the number?
  3. 3.6 is 15% of ?
  4. 4.Diya spent ₹14, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  5. 5.42 is 12% of ?
  6. 6.10% of a number is 36. What is the number?
  7. 7.39 is 12% of ?
  8. 8.6 is 10% of ?
  9. 9.85 is 50% of ?
  10. 10.Isha spent ₹99, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  11. 11.33 is 30% of ?
  12. 12.12% of a number is 21. What is the number?
  13. 13.64 is 25% of ?
  14. 14.18 is 12% of ?
  15. 15.50% of a number is 164. What is the number?
  16. 16.12 is 10% of ?
  17. 17.Isha spent ₹84, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  18. 18.50% of a number is 183. What is the number?
  19. 19.Isha spent ₹42, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  20. 20.Arjun spent ₹8, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  21. 21.Meera spent ₹16, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  22. 22.70 is 20% of ?
  23. 23.Ishaan spent ₹76, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  24. 24.Aarav spent ₹316, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  25. 25.Kabir spent ₹81, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  26. 26.Meera spent ₹123, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  27. 27.Aarav spent ₹270, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  28. 28.66 is 20% of ?
  29. 29.75% of a number is 48. What is the number?
  30. 30.40 is 25% of ?
  31. 31.50% of a number is 102. What is the number?
  32. 32.60% of a number is 15. What is the number?
  33. 33.30% of a number is 72. What is the number?
  34. 34.Aarav spent ₹36, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  35. 35.50 is 40% of ?
  36. 36.25% of a number is 59. What is the number?
  37. 37.20% of a number is 42. What is the number?
  38. 38.144 is 40% of ?
  39. 39.176 is 80% of ?
  40. 40.236 is 80% of ?

Answer key

  1. 372
  2. 190
  3. 40
  4. 140
  5. 350
  6. 360
  7. 325
  8. 60
  9. 170
  10. 132
  11. 110
  12. 175
  13. 256
  14. 150
  15. 328
  16. 120
  17. 280
  18. 366
  19. 84
  20. 160
  21. 160
  22. 350
  23. 304
  24. 395
  25. 270
  26. 164
  27. 360
  28. 330
  29. 64
  30. 160
  31. 204
  32. 25
  33. 240
  34. 240
  35. 125
  36. 236
  37. 210
  38. 360
  39. 220
  40. 295

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage