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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 919 · 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. 1.51 is 15% of ?
  2. 2.Riya spent ₹48, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  3. 3.Meera spent ₹124, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  4. 4.36 is 75% of ?
  5. 5.18 is 10% of ?
  6. 6.10% of a number is 21. What is the number?
  7. 7.Isha spent ₹172, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  8. 8.Aarav spent ₹192, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.57 is 30% of ?
  10. 10.Diya spent ₹20, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  11. 11.Meera spent ₹3, which is 5% of the pocket money. How much pocket money did Meera have, in rupees?
  12. 12.Dev spent ₹90, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  13. 13.50% of a number is 196. What is the number?
  14. 14.Meera spent ₹66, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  15. 15.66 is 30% of ?
  16. 16.30% of a number is 81. What is the number?
  17. 17.Diya spent ₹28, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  18. 18.237 is 60% of ?
  19. 19.50% of a number is 83. What is the number?
  20. 20.6 is 50% of ?
  21. 21.264 is 80% of ?
  22. 22.30 is 75% of ?
  23. 23.15% of a number is 45. What is the number?
  24. 24.Dev spent ₹183, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  25. 25.Ishaan spent ₹24, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  26. 26.Ishaan spent ₹47, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  27. 27.60% of a number is 234. What is the number?
  28. 28.50% of a number is 80. What is the number?
  29. 29.16 is 25% of ?
  30. 30.69 is 30% of ?
  31. 31.116 is 80% of ?
  32. 32.Kabir spent ₹124, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  33. 33.20 is 5% of ?
  34. 34.19 is 25% of ?
  35. 35.Meera spent ₹36, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  36. 36.18 is 15% of ?
  37. 37.10% of a number is 5. What is the number?
  38. 38.Ishaan spent ₹9, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  39. 39.Sara spent ₹48, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  40. 40.5% of a number is 2. What is the number?

Answer key

  1. 340
  2. 64
  3. 155
  4. 48
  5. 180
  6. 210
  7. 215
  8. 384
  9. 190
  10. 50
  11. 60
  12. 180
  13. 392
  14. 330
  15. 220
  16. 270
  17. 70
  18. 395
  19. 166
  20. 12
  21. 330
  22. 40
  23. 300
  24. 244
  25. 48
  26. 188
  27. 390
  28. 160
  29. 64
  30. 230
  31. 145
  32. 155
  33. 400
  34. 76
  35. 48
  36. 120
  37. 50
  38. 180
  39. 60
  40. 40

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