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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 869 · 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. 1.20% of a number is 37. What is the number?
  2. 2.56 is 40% of ?
  3. 3.108 is 40% of ?
  4. 4.10% of a number is 25. What is the number?
  5. 5.40% of a number is 40. What is the number?
  6. 6.30% of a number is 12. What is the number?
  7. 7.Kabir spent ₹75, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  8. 8.Kabir spent ₹47, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  9. 9.Diya spent ₹23, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  10. 10.50% of a number is 59. What is the number?
  11. 11.Kabir spent ₹95, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.Dev spent ₹6, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  13. 13.Dev spent ₹176, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  14. 14.1 is 5% of ?
  15. 15.Ishaan spent ₹108, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  16. 16.12% of a number is 39. What is the number?
  17. 17.60% of a number is 69. What is the number?
  18. 18.50% of a number is 175. What is the number?
  19. 19.Dev spent ₹161, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  20. 20.20% of a number is 76. What is the number?
  21. 21.66 is 25% of ?
  22. 22.12 is 12% of ?
  23. 23.120 is 30% of ?
  24. 24.Anaya spent ₹21, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  25. 25.20% of a number is 3. What is the number?
  26. 26.30% of a number is 36. What is the number?
  27. 27.Riya spent ₹228, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  28. 28.9 is 25% of ?
  29. 29.Diya spent ₹11, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  30. 30.12% of a number is 27. What is the number?
  31. 31.30% of a number is 99. What is the number?
  32. 32.Sara spent ₹41, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  33. 33.15 is 25% of ?
  34. 34.75 is 30% of ?
  35. 35.75% of a number is 24. What is the number?
  36. 36.10% of a number is 13. What is the number?
  37. 37.Kabir spent ₹180, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  38. 38.80% of a number is 16. What is the number?
  39. 39.5% of a number is 6. What is the number?
  40. 40.Anaya spent ₹72, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?

Answer key

  1. 185
  2. 140
  3. 270
  4. 250
  5. 100
  6. 40
  7. 300
  8. 235
  9. 46
  10. 118
  11. 380
  12. 10
  13. 220
  14. 20
  15. 270
  16. 325
  17. 115
  18. 350
  19. 322
  20. 380
  21. 264
  22. 100
  23. 400
  24. 84
  25. 15
  26. 120
  27. 304
  28. 36
  29. 220
  30. 225
  31. 330
  32. 205
  33. 60
  34. 250
  35. 32
  36. 130
  37. 300
  38. 20
  39. 120
  40. 360

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