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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 720 · 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. 1.12 is 60% of ?
  2. 2.Riya spent ₹2, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  3. 3.3 is 12% of ?
  4. 4.25% of a number is 75. What is the number?
  5. 5.30% of a number is 60. What is the number?
  6. 6.200 is 80% of ?
  7. 7.35 is 10% of ?
  8. 8.Diya spent ₹198, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  9. 9.20% of a number is 65. What is the number?
  10. 10.33 is 30% of ?
  11. 11.75% of a number is 51. What is the number?
  12. 12.Aarav spent ₹96, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  13. 13.17 is 5% of ?
  14. 14.75% of a number is 66. What is the number?
  15. 15.30% of a number is 48. What is the number?
  16. 16.Diya spent ₹141, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  17. 17.Kabir spent ₹74, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  18. 18.32 is 20% of ?
  19. 19.30 is 30% of ?
  20. 20.33 is 15% of ?
  21. 21.75% of a number is 54. What is the number?
  22. 22.Rohan spent ₹15, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  23. 23.162 is 75% of ?
  24. 24.25% of a number is 47. What is the number?
  25. 25.36 is 15% of ?
  26. 26.Riya spent ₹81, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  27. 27.296 is 80% of ?
  28. 28.39 is 15% of ?
  29. 29.80% of a number is 4. What is the number?
  30. 30.Meera spent ₹12, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  31. 31.15% of a number is 60. What is the number?
  32. 32.39 is 25% of ?
  33. 33.20% of a number is 25. What is the number?
  34. 34.Kabir spent ₹28, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  35. 35.Aarav spent ₹49, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  36. 36.Riya spent ₹55, which is 50% of the pocket money. How much pocket money did Riya have, in rupees?
  37. 37.Diya spent ₹151, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  38. 38.75% of a number is 159. What is the number?
  39. 39.Meera spent ₹54, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  40. 40.15% of a number is 3. What is the number?

Answer key

  1. 20
  2. 40
  3. 25
  4. 300
  5. 200
  6. 250
  7. 350
  8. 330
  9. 325
  10. 110
  11. 68
  12. 120
  13. 340
  14. 88
  15. 160
  16. 235
  17. 296
  18. 160
  19. 100
  20. 220
  21. 72
  22. 100
  23. 216
  24. 188
  25. 240
  26. 108
  27. 370
  28. 260
  29. 5
  30. 40
  31. 400
  32. 156
  33. 125
  34. 280
  35. 245
  36. 110
  37. 302
  38. 212
  39. 270
  40. 20

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