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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 658 · 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.Ishaan spent ₹36, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  2. 2.60% of a number is 237. What is the number?
  3. 3.80% of a number is 160. What is the number?
  4. 4.52 is 25% of ?
  5. 5.Riya spent ₹9, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  6. 6.36 is 15% of ?
  7. 7.75% of a number is 276. What is the number?
  8. 8.5% of a number is 13. What is the number?
  9. 9.Ishaan spent ₹81, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  10. 10.Meera spent ₹98, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  11. 11.10% of a number is 4. What is the number?
  12. 12.28 is 20% of ?
  13. 13.Diya spent ₹27, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  14. 14.17 is 5% of ?
  15. 15.Meera spent ₹9, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  16. 16.25% of a number is 59. What is the number?
  17. 17.Riya spent ₹172, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.Meera spent ₹234, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  19. 19.Riya spent ₹3, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  20. 20.87 is 60% of ?
  21. 21.40% of a number is 70. What is the number?
  22. 22.14 is 20% of ?
  23. 23.Rohan spent ₹156, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  24. 24.60% of a number is 123. What is the number?
  25. 25.Arjun spent ₹45, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  26. 26.12% of a number is 36. What is the number?
  27. 27.40 is 25% of ?
  28. 28.5% of a number is 5. What is the number?
  29. 29.18 is 30% of ?
  30. 30.Arjun spent ₹30, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  31. 31.10% of a number is 1. What is the number?
  32. 32.75% of a number is 93. What is the number?
  33. 33.Dev spent ₹15, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  34. 34.3 is 10% of ?
  35. 35.60% of a number is 174. What is the number?
  36. 36.75% of a number is 297. What is the number?
  37. 37.Meera spent ₹21, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  38. 38.78 is 40% of ?
  39. 39.37 is 25% of ?
  40. 40.114 is 40% of ?

Answer key

  1. 60
  2. 395
  3. 200
  4. 208
  5. 75
  6. 240
  7. 368
  8. 260
  9. 324
  10. 392
  11. 40
  12. 140
  13. 225
  14. 340
  15. 30
  16. 236
  17. 215
  18. 312
  19. 10
  20. 145
  21. 175
  22. 70
  23. 195
  24. 205
  25. 180
  26. 300
  27. 160
  28. 100
  29. 60
  30. 100
  31. 10
  32. 124
  33. 125
  34. 30
  35. 290
  36. 396
  37. 35
  38. 195
  39. 148
  40. 285

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