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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 982 · 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. 1.40% of a number is 34. What is the number?
  2. 2.5% of a number is 6. What is the number?
  3. 3.204 is 60% of ?
  4. 4.80% of a number is 184. What is the number?
  5. 5.5% of a number is 13. What is the number?
  6. 6.50% of a number is 190. What is the number?
  7. 7.282 is 75% of ?
  8. 8.15% of a number is 60. What is the number?
  9. 9.Rohan spent ₹38, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  10. 10.10% of a number is 29. What is the number?
  11. 11.Diya spent ₹168, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  12. 12.4 is 10% of ?
  13. 13.30% of a number is 105. What is the number?
  14. 14.12% of a number is 21. What is the number?
  15. 15.60% of a number is 45. What is the number?
  16. 16.Aarav spent ₹51, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
  17. 17.30% of a number is 117. What is the number?
  18. 18.5% of a number is 7. What is the number?
  19. 19.60% of a number is 54. What is the number?
  20. 20.75% of a number is 255. What is the number?
  21. 21.Isha spent ₹9, which is 12% of the pocket money. How much pocket money did Isha have, in rupees?
  22. 22.66 is 60% of ?
  23. 23.80% of a number is 128. What is the number?
  24. 24.Ishaan spent ₹27, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  25. 25.Ishaan spent ₹24, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  26. 26.15% of a number is 48. What is the number?
  27. 27.40% of a number is 58. What is the number?
  28. 28.25% of a number is 54. What is the number?
  29. 29.Sara spent ₹35, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  30. 30.Aarav spent ₹60, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  31. 31.40% of a number is 16. What is the number?
  32. 32.15% of a number is 12. What is the number?
  33. 33.11 is 25% of ?
  34. 34.20% of a number is 13. What is the number?
  35. 35.Ishaan spent ₹105, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  36. 36.Sara spent ₹87, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  37. 37.80% of a number is 112. What is the number?
  38. 38.Diya spent ₹23, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.Aarav spent ₹78, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  40. 40.34 is 10% of ?

Answer key

  1. 85
  2. 120
  3. 340
  4. 230
  5. 260
  6. 380
  7. 376
  8. 400
  9. 380
  10. 290
  11. 210
  12. 40
  13. 350
  14. 175
  15. 75
  16. 170
  17. 390
  18. 140
  19. 90
  20. 340
  21. 75
  22. 110
  23. 160
  24. 36
  25. 160
  26. 320
  27. 145
  28. 216
  29. 175
  30. 400
  31. 40
  32. 80
  33. 44
  34. 65
  35. 350
  36. 290
  37. 140
  38. 230
  39. 156
  40. 340

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