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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 119 · 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 ₹176, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  2. 2.50% of a number is 102. What is the number?
  3. 3.Meera spent ₹3, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  4. 4.Rohan spent ₹192, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  5. 5.91 is 25% of ?
  6. 6.40% of a number is 92. What is the number?
  7. 7.128 is 40% of ?
  8. 8.80% of a number is 172. What is the number?
  9. 9.Isha spent ₹23, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  10. 10.5% of a number is 2. What is the number?
  11. 11.25% of a number is 27. What is the number?
  12. 12.40% of a number is 126. What is the number?
  13. 13.Meera spent ₹27, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  14. 14.30 is 10% of ?
  15. 15.40% of a number is 4. What is the number?
  16. 16.20% of a number is 79. What is the number?
  17. 17.284 is 80% of ?
  18. 18.2 is 10% of ?
  19. 19.180 is 60% of ?
  20. 20.Sara spent ₹2, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  21. 21.Aarav spent ₹55, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  22. 22.10% of a number is 38. What is the number?
  23. 23.15% of a number is 45. What is the number?
  24. 24.Dev spent ₹60, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  25. 25.8 is 5% of ?
  26. 26.Arjun spent ₹45, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  27. 27.84 is 60% of ?
  28. 28.12% of a number is 33. What is the number?
  29. 29.12% of a number is 18. What is the number?
  30. 30.64 is 25% of ?
  31. 31.Riya spent ₹78, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  32. 32.80% of a number is 256. What is the number?
  33. 33.12% of a number is 3. What is the number?
  34. 34.25% of a number is 63. What is the number?
  35. 35.60% of a number is 237. What is the number?
  36. 36.27 is 25% of ?
  37. 37.10% of a number is 10. What is the number?
  38. 38.9 is 75% of ?
  39. 39.60% of a number is 228. What is the number?
  40. 40.Kabir spent ₹59, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?

Answer key

  1. 220
  2. 204
  3. 30
  4. 320
  5. 364
  6. 230
  7. 320
  8. 215
  9. 92
  10. 40
  11. 108
  12. 315
  13. 180
  14. 300
  15. 10
  16. 395
  17. 355
  18. 20
  19. 300
  20. 40
  21. 110
  22. 380
  23. 300
  24. 200
  25. 160
  26. 300
  27. 140
  28. 275
  29. 150
  30. 256
  31. 260
  32. 320
  33. 25
  34. 252
  35. 395
  36. 108
  37. 100
  38. 12
  39. 380
  40. 236

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