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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 784 · 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% of a number is 9. What is the number?
  2. 2.Riya spent ₹135, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  3. 3.Riya spent ₹42, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  4. 4.Dev spent ₹13, which is 5% of the pocket money. How much pocket money did Dev have, in rupees?
  5. 5.80% of a number is 4. What is the number?
  6. 6.12% of a number is 45. What is the number?
  7. 7.Meera spent ₹249, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  8. 8.40% of a number is 108. What is the number?
  9. 9.20% of a number is 65. What is the number?
  10. 10.50% of a number is 148. What is the number?
  11. 11.Aarav spent ₹4, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  12. 12.20% of a number is 42. What is the number?
  13. 13.Sara spent ₹77, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  14. 14.12% of a number is 27. What is the number?
  15. 15.30% of a number is 27. What is the number?
  16. 16.57 is 30% of ?
  17. 17.Riya spent ₹63, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.80% of a number is 256. What is the number?
  19. 19.Diya spent ₹59, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  20. 20.Riya spent ₹21, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  21. 21.50% of a number is 26. What is the number?
  22. 22.30% of a number is 120. What is the number?
  23. 23.Isha spent ₹12, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  24. 24.27 is 10% of ?
  25. 25.Isha spent ₹117, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  26. 26.123 is 60% of ?
  27. 27.10% of a number is 8. What is the number?
  28. 28.180 is 60% of ?
  29. 29.Rohan spent ₹17, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  30. 30.236 is 80% of ?
  31. 31.Diya spent ₹168, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  32. 32.36 is 15% of ?
  33. 33.234 is 75% of ?
  34. 34.10% of a number is 22. What is the number?
  35. 35.16 is 10% of ?
  36. 36.Diya spent ₹81, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  37. 37.Isha spent ₹57, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  38. 38.30% of a number is 99. What is the number?
  39. 39.18 is 25% of ?
  40. 40.23 is 10% of ?

Answer key

  1. 75
  2. 225
  3. 350
  4. 260
  5. 5
  6. 375
  7. 332
  8. 270
  9. 325
  10. 296
  11. 20
  12. 210
  13. 308
  14. 225
  15. 90
  16. 190
  17. 210
  18. 320
  19. 295
  20. 28
  21. 52
  22. 400
  23. 120
  24. 270
  25. 390
  26. 205
  27. 80
  28. 300
  29. 170
  30. 295
  31. 280
  32. 240
  33. 312
  34. 220
  35. 160
  36. 324
  37. 114
  38. 330
  39. 72
  40. 230

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