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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 645 · 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.Kabir spent ₹45, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  2. 2.70 is 25% of ?
  3. 3.172 is 50% of ?
  4. 4.30% of a number is 69. What is the number?
  5. 5.Anaya spent ₹34, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.Arjun spent ₹9, which is 12% of the pocket money. How much pocket money did Arjun have, in rupees?
  7. 7.20% of a number is 62. What is the number?
  8. 8.30% of a number is 96. What is the number?
  9. 9.63 is 30% of ?
  10. 10.Sara spent ₹39, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  11. 11.Kabir spent ₹219, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.50% of a number is 41. What is the number?
  13. 13.Meera spent ₹30, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  14. 14.10% of a number is 22. What is the number?
  15. 15.12 is 15% of ?
  16. 16.75% of a number is 54. What is the number?
  17. 17.111 is 30% of ?
  18. 18.5% of a number is 3. What is the number?
  19. 19.132 is 60% of ?
  20. 20.Diya spent ₹18, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  21. 21.9 is 15% of ?
  22. 22.Sara spent ₹76, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  23. 23.20% of a number is 24. What is the number?
  24. 24.80% of a number is 76. What is the number?
  25. 25.50% of a number is 98. What is the number?
  26. 26.60% of a number is 216. What is the number?
  27. 27.Ishaan spent ₹126, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  28. 28.87 is 50% of ?
  29. 29.156 is 75% of ?
  30. 30.Anaya spent ₹18, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  31. 31.40% of a number is 98. What is the number?
  32. 32.Rohan spent ₹4, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  33. 33.158 is 40% of ?
  34. 34.Arjun spent ₹42, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  35. 35.1 is 20% of ?
  36. 36.80% of a number is 208. What is the number?
  37. 37.87 is 75% of ?
  38. 38.5 is 10% of ?
  39. 39.231 is 75% of ?
  40. 40.32 is 50% of ?

Answer key

  1. 375
  2. 280
  3. 344
  4. 230
  5. 136
  6. 75
  7. 310
  8. 320
  9. 210
  10. 325
  11. 365
  12. 82
  13. 200
  14. 220
  15. 80
  16. 72
  17. 370
  18. 60
  19. 220
  20. 150
  21. 60
  22. 190
  23. 120
  24. 95
  25. 196
  26. 360
  27. 252
  28. 174
  29. 208
  30. 24
  31. 245
  32. 5
  33. 395
  34. 280
  35. 5
  36. 260
  37. 116
  38. 50
  39. 308
  40. 64

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