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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 141 · 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.Riya spent ₹213, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  2. 2.54 is 15% of ?
  3. 3.42 is 12% of ?
  4. 4.40% of a number is 78. What is the number?
  5. 5.111 is 30% of ?
  6. 6.57 is 30% of ?
  7. 7.Meera spent ₹4, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  8. 8.30% of a number is 57. What is the number?
  9. 9.68 is 25% of ?
  10. 10.97 is 25% of ?
  11. 11.Kabir spent ₹45, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.155 is 50% of ?
  13. 13.5% of a number is 3. What is the number?
  14. 14.Diya spent ₹117, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  15. 15.5% of a number is 20. What is the number?
  16. 16.12% of a number is 30. What is the number?
  17. 17.Dev spent ₹178, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  18. 18.Sara spent ₹6, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  19. 19.40% of a number is 150. What is the number?
  20. 20.15% of a number is 9. What is the number?
  21. 21.48 is 60% of ?
  22. 22.Aarav spent ₹2, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  23. 23.30% of a number is 18. What is the number?
  24. 24.Sara spent ₹78, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  25. 25.Dev spent ₹88, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  26. 26.Aarav spent ₹288, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  27. 27.Sara spent ₹18, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  28. 28.12% of a number is 39. What is the number?
  29. 29.51 is 25% of ?
  30. 30.59 is 50% of ?
  31. 31.20 is 5% of ?
  32. 32.40% of a number is 154. What is the number?
  33. 33.Riya spent ₹6, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  34. 34.12 is 10% of ?
  35. 35.10% of a number is 16. What is the number?
  36. 36.231 is 60% of ?
  37. 37.100 is 80% of ?
  38. 38.Aarav spent ₹29, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  39. 39.38 is 50% of ?
  40. 40.10% of a number is 19. What is the number?

Answer key

  1. 355
  2. 360
  3. 350
  4. 195
  5. 370
  6. 190
  7. 40
  8. 190
  9. 272
  10. 388
  11. 180
  12. 310
  13. 60
  14. 195
  15. 400
  16. 250
  17. 356
  18. 24
  19. 375
  20. 60
  21. 80
  22. 20
  23. 60
  24. 130
  25. 352
  26. 360
  27. 90
  28. 325
  29. 204
  30. 118
  31. 400
  32. 385
  33. 60
  34. 120
  35. 160
  36. 385
  37. 125
  38. 290
  39. 76
  40. 190

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