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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 954 · 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 ₹18, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  2. 2.Rohan spent ₹42, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  3. 3.84 is 30% of ?
  4. 4.56 is 20% of ?
  5. 5.Kabir spent ₹300, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  6. 6.114 is 75% of ?
  7. 7.Ishaan spent ₹26, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  8. 8.26 is 10% of ?
  9. 9.105 is 30% of ?
  10. 10.30% of a number is 66. What is the number?
  11. 11.Rohan spent ₹75, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  12. 12.Rohan spent ₹136, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  13. 13.40 is 80% of ?
  14. 14.60% of a number is 48. What is the number?
  15. 15.94 is 40% of ?
  16. 16.12% of a number is 33. What is the number?
  17. 17.25% of a number is 12. What is the number?
  18. 18.60% of a number is 36. What is the number?
  19. 19.93 is 50% of ?
  20. 20.15% of a number is 33. What is the number?
  21. 21.5% of a number is 12. What is the number?
  22. 22.Sara spent ₹15, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  23. 23.24 is 15% of ?
  24. 24.Kabir spent ₹27, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  25. 25.Isha spent ₹17, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  26. 26.93 is 25% of ?
  27. 27.20% of a number is 14. What is the number?
  28. 28.Rohan spent ₹40, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  29. 29.132 is 40% of ?
  30. 30.116 is 40% of ?
  31. 31.27 is 12% of ?
  32. 32.12% of a number is 15. What is the number?
  33. 33.Ishaan spent ₹35, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  34. 34.68 is 80% of ?
  35. 35.Dev spent ₹30, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  36. 36.51 is 25% of ?
  37. 37.Meera spent ₹33, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  38. 38.10% of a number is 18. What is the number?
  39. 39.Diya spent ₹48, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  40. 40.12 is 30% of ?

Answer key

  1. 150
  2. 70
  3. 280
  4. 280
  5. 400
  6. 152
  7. 130
  8. 260
  9. 350
  10. 220
  11. 300
  12. 170
  13. 50
  14. 80
  15. 235
  16. 275
  17. 48
  18. 60
  19. 186
  20. 220
  21. 240
  22. 100
  23. 160
  24. 36
  25. 340
  26. 372
  27. 70
  28. 400
  29. 330
  30. 290
  31. 225
  32. 125
  33. 350
  34. 85
  35. 250
  36. 204
  37. 275
  38. 180
  39. 320
  40. 40

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