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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 604 · 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. 1.48 is 12% of ?
  2. 2.Dev spent ₹1, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  3. 3.40% of a number is 118. What is the number?
  4. 4.75% of a number is 120. What is the number?
  5. 5.75% of a number is 123. What is the number?
  6. 6.75% of a number is 282. What is the number?
  7. 7.25% of a number is 66. What is the number?
  8. 8.Meera spent ₹280, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  9. 9.Kabir spent ₹147, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  10. 10.75% of a number is 33. What is the number?
  11. 11.24 is 10% of ?
  12. 12.9 is 30% of ?
  13. 13.25% of a number is 39. What is the number?
  14. 14.10% of a number is 15. What is the number?
  15. 15.2 is 5% of ?
  16. 16.159 is 50% of ?
  17. 17.78 is 25% of ?
  18. 18.45 is 12% of ?
  19. 19.Sara spent ₹112, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  20. 20.15 is 20% of ?
  21. 21.6 is 30% of ?
  22. 22.Riya spent ₹165, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  23. 23.86 is 40% of ?
  24. 24.Rohan spent ₹51, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  25. 25.Diya spent ₹20, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  26. 26.75% of a number is 66. What is the number?
  27. 27.20% of a number is 21. What is the number?
  28. 28.60% of a number is 45. What is the number?
  29. 29.5% of a number is 12. What is the number?
  30. 30.39 is 60% of ?
  31. 31.26 is 10% of ?
  32. 32.96 is 25% of ?
  33. 33.39 is 12% of ?
  34. 34.68 is 80% of ?
  35. 35.80% of a number is 240. What is the number?
  36. 36.5% of a number is 15. What is the number?
  37. 37.31 is 20% of ?
  38. 38.Meera spent ₹60, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  39. 39.201 is 60% of ?
  40. 40.15% of a number is 30. What is the number?

Answer key

  1. 400
  2. 10
  3. 295
  4. 160
  5. 164
  6. 376
  7. 264
  8. 350
  9. 196
  10. 44
  11. 240
  12. 30
  13. 156
  14. 150
  15. 40
  16. 318
  17. 312
  18. 375
  19. 140
  20. 75
  21. 20
  22. 275
  23. 215
  24. 170
  25. 400
  26. 88
  27. 105
  28. 75
  29. 240
  30. 65
  31. 260
  32. 384
  33. 325
  34. 85
  35. 300
  36. 300
  37. 155
  38. 400
  39. 335
  40. 200

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