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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 2 · 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 ₹27, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  2. 2.Meera spent ₹171, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  3. 3.80% of a number is 56. What is the number?
  4. 4.10% of a number is 7. What is the number?
  5. 5.Arjun spent ₹126, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  6. 6.141 is 50% of ?
  7. 7.80% of a number is 76. What is the number?
  8. 8.10% of a number is 8. What is the number?
  9. 9.60 is 15% of ?
  10. 10.40% of a number is 4. What is the number?
  11. 11.80% of a number is 12. What is the number?
  12. 12.Anaya spent ₹171, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  13. 13.25% of a number is 13. What is the number?
  14. 14.Ishaan spent ₹3, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  15. 15.188 is 50% of ?
  16. 16.Aarav spent ₹246, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  17. 17.60% of a number is 48. What is the number?
  18. 18.30% of a number is 18. What is the number?
  19. 19.33 is 12% of ?
  20. 20.Diya spent ₹27, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  21. 21.30% of a number is 117. What is the number?
  22. 22.98 is 50% of ?
  23. 23.83 is 25% of ?
  24. 24.60% of a number is 162. What is the number?
  25. 25.Meera spent ₹8, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  26. 26.60% of a number is 33. What is the number?
  27. 27.50% of a number is 187. What is the number?
  28. 28.Riya spent ₹21, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  29. 29.Anaya spent ₹52, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  30. 30.33 is 15% of ?
  31. 31.136 is 50% of ?
  32. 32.25% of a number is 11. What is the number?
  33. 33.5% of a number is 6. What is the number?
  34. 34.140 is 40% of ?
  35. 35.75% of a number is 48. What is the number?
  36. 36.Diya spent ₹18, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  37. 37.Kabir spent ₹86, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  38. 38.Rohan spent ₹28, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  39. 39.Ishaan spent ₹108, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  40. 40.25% of a number is 27. What is the number?

Answer key

  1. 36
  2. 285
  3. 70
  4. 70
  5. 252
  6. 282
  7. 95
  8. 80
  9. 400
  10. 10
  11. 15
  12. 342
  13. 52
  14. 30
  15. 376
  16. 328
  17. 80
  18. 60
  19. 275
  20. 180
  21. 390
  22. 196
  23. 332
  24. 270
  25. 10
  26. 55
  27. 374
  28. 140
  29. 104
  30. 220
  31. 272
  32. 44
  33. 120
  34. 350
  35. 64
  36. 120
  37. 172
  38. 112
  39. 360
  40. 108

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