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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 602 · 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. 1.25% of a number is 1. What is the number?
  2. 2.28 is 10% of ?
  3. 3.30% of a number is 42. What is the number?
  4. 4.25% of a number is 23. What is the number?
  5. 5.25% of a number is 16. What is the number?
  6. 6.Dev spent ₹94, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  7. 7.30 is 15% of ?
  8. 8.80 is 80% of ?
  9. 9.20% of a number is 64. What is the number?
  10. 10.50% of a number is 88. What is the number?
  11. 11.Kabir spent ₹154, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.Riya spent ₹192, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  13. 13.12% of a number is 33. What is the number?
  14. 14.225 is 75% of ?
  15. 15.10% of a number is 24. What is the number?
  16. 16.75% of a number is 219. What is the number?
  17. 17.75% of a number is 270. What is the number?
  18. 18.6 is 60% of ?
  19. 19.29 is 10% of ?
  20. 20.12% of a number is 21. What is the number?
  21. 21.12% of a number is 48. What is the number?
  22. 22.Arjun spent ₹3, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  23. 23.21 is 30% of ?
  24. 24.21 is 15% of ?
  25. 25.Dev spent ₹18, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  26. 26.33 is 12% of ?
  27. 27.75% of a number is 174. What is the number?
  28. 28.20% of a number is 4. What is the number?
  29. 29.15% of a number is 36. What is the number?
  30. 30.6 is 20% of ?
  31. 31.Aarav spent ₹27, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  32. 32.146 is 50% of ?
  33. 33.31 is 25% of ?
  34. 34.20% of a number is 55. What is the number?
  35. 35.10% of a number is 33. What is the number?
  36. 36.147 is 75% of ?
  37. 37.90 is 75% of ?
  38. 38.30% of a number is 18. What is the number?
  39. 39.5% of a number is 20. What is the number?
  40. 40.Diya spent ₹90, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?

Answer key

  1. 4
  2. 280
  3. 140
  4. 92
  5. 64
  6. 188
  7. 200
  8. 100
  9. 320
  10. 176
  11. 385
  12. 240
  13. 275
  14. 300
  15. 240
  16. 292
  17. 360
  18. 10
  19. 290
  20. 175
  21. 400
  22. 20
  23. 70
  24. 140
  25. 120
  26. 275
  27. 232
  28. 20
  29. 240
  30. 30
  31. 180
  32. 292
  33. 124
  34. 275
  35. 330
  36. 196
  37. 120
  38. 60
  39. 400
  40. 120

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