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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 664 · 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.Diya spent ₹81, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  2. 2.48 is 60% of ?
  3. 3.Anaya spent ₹9, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  4. 4.Kabir spent ₹21, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  5. 5.5% of a number is 10. What is the number?
  6. 6.Ishaan spent ₹3, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  7. 7.14 is 5% of ?
  8. 8.30% of a number is 24. What is the number?
  9. 9.Sara spent ₹39, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  10. 10.12 is 12% of ?
  11. 11.34 is 40% of ?
  12. 12.Rohan spent ₹150, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  13. 13.15% of a number is 33. What is the number?
  14. 14.20% of a number is 54. What is the number?
  15. 15.50% of a number is 83. What is the number?
  16. 16.10% of a number is 11. What is the number?
  17. 17.30% of a number is 27. What is the number?
  18. 18.8 is 10% of ?
  19. 19.20% of a number is 5. What is the number?
  20. 20.Rohan spent ₹11, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?
  21. 21.31 is 10% of ?
  22. 22.39 is 12% of ?
  23. 23.40% of a number is 20. What is the number?
  24. 24.105 is 60% of ?
  25. 25.124 is 40% of ?
  26. 26.17 is 10% of ?
  27. 27.54 is 15% of ?
  28. 28.Aarav spent ₹14, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  29. 29.Rohan spent ₹69, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?
  30. 30.79 is 20% of ?
  31. 31.5% of a number is 20. What is the number?
  32. 32.Isha spent ₹35, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  33. 33.15% of a number is 15. What is the number?
  34. 34.Kabir spent ₹3, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  35. 35.5% of a number is 8. What is the number?
  36. 36.21 is 20% of ?
  37. 37.Anaya spent ₹33, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  38. 38.Diya spent ₹156, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.Kabir spent ₹42, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  40. 40.Anaya spent ₹78, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?

Answer key

  1. 324
  2. 80
  3. 30
  4. 175
  5. 200
  6. 60
  7. 280
  8. 80
  9. 78
  10. 100
  11. 85
  12. 375
  13. 220
  14. 270
  15. 166
  16. 110
  17. 90
  18. 80
  19. 25
  20. 22
  21. 310
  22. 325
  23. 50
  24. 175
  25. 310
  26. 170
  27. 360
  28. 70
  29. 138
  30. 395
  31. 400
  32. 175
  33. 100
  34. 30
  35. 160
  36. 105
  37. 220
  38. 195
  39. 280
  40. 260

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