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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 928 · 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.Dev spent ₹18, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  2. 2.10% of a number is 10. What is the number?
  3. 3.Aarav spent ₹118, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  4. 4.80% of a number is 152. What is the number?
  5. 5.20% of a number is 35. What is the number?
  6. 6.20% of a number is 72. What is the number?
  7. 7.80% of a number is 108. What is the number?
  8. 8.20% of a number is 65. What is the number?
  9. 9.40% of a number is 136. What is the number?
  10. 10.5% of a number is 7. What is the number?
  11. 11.40% of a number is 124. What is the number?
  12. 12.Rohan spent ₹66, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  13. 13.40% of a number is 96. What is the number?
  14. 14.Aarav spent ₹24, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  15. 15.96 is 80% of ?
  16. 16.Dev spent ₹8, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  17. 17.Ishaan spent ₹210, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  18. 18.14 is 10% of ?
  19. 19.50% of a number is 145. What is the number?
  20. 20.Riya spent ₹45, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  21. 21.20% of a number is 41. What is the number?
  22. 22.189 is 75% of ?
  23. 23.120 is 30% of ?
  24. 24.Riya spent ₹4, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  25. 25.Meera spent ₹24, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  26. 26.13 is 20% of ?
  27. 27.Kabir spent ₹11, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  28. 28.33 is 50% of ?
  29. 29.30% of a number is 99. What is the number?
  30. 30.20% of a number is 57. What is the number?
  31. 31.Diya spent ₹78, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  32. 32.Meera spent ₹59, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  33. 33.Ishaan spent ₹1, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  34. 34.12% of a number is 3. What is the number?
  35. 35.57 is 25% of ?
  36. 36.Riya spent ₹42, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  37. 37.5% of a number is 16. What is the number?
  38. 38.Isha spent ₹237, which is 60% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.146 is 40% of ?
  40. 40.25% of a number is 59. What is the number?

Answer key

  1. 60
  2. 100
  3. 295
  4. 190
  5. 175
  6. 360
  7. 135
  8. 325
  9. 340
  10. 140
  11. 310
  12. 220
  13. 240
  14. 32
  15. 120
  16. 16
  17. 350
  18. 140
  19. 290
  20. 375
  21. 205
  22. 252
  23. 400
  24. 16
  25. 200
  26. 65
  27. 55
  28. 66
  29. 330
  30. 285
  31. 312
  32. 295
  33. 5
  34. 25
  35. 228
  36. 210
  37. 320
  38. 395
  39. 365
  40. 236

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