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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 885 · 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. 1.72 is 30% of ?
  2. 2.93 is 30% of ?
  3. 3.25% of a number is 3. What is the number?
  4. 4.Diya spent ₹21, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  5. 5.2 is 40% of ?
  6. 6.86 is 40% of ?
  7. 7.80% of a number is 224. What is the number?
  8. 8.40% of a number is 116. What is the number?
  9. 9.15% of a number is 39. What is the number?
  10. 10.30% of a number is 18. What is the number?
  11. 11.18 is 12% of ?
  12. 12.151 is 50% of ?
  13. 13.Diya spent ₹102, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  14. 14.39 is 12% of ?
  15. 15.60 is 60% of ?
  16. 16.10% of a number is 4. What is the number?
  17. 17.Ishaan spent ₹4, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  18. 18.38 is 10% of ?
  19. 19.10% of a number is 24. What is the number?
  20. 20.47 is 50% of ?
  21. 21.30% of a number is 111. What is the number?
  22. 22.19 is 10% of ?
  23. 23.75% of a number is 54. What is the number?
  24. 24.13 is 5% of ?
  25. 25.3 is 12% of ?
  26. 26.20% of a number is 51. What is the number?
  27. 27.Dev spent ₹24, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  28. 28.4 is 5% of ?
  29. 29.30% of a number is 33. What is the number?
  30. 30.Meera spent ₹15, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  31. 31.Riya spent ₹84, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  32. 32.25 is 10% of ?
  33. 33.10% of a number is 32. What is the number?
  34. 34.Meera spent ₹30, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  35. 35.Kabir spent ₹30, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  36. 36.80% of a number is 204. What is the number?
  37. 37.9 is 30% of ?
  38. 38.30 is 12% of ?
  39. 39.14 is 20% of ?
  40. 40.50% of a number is 19. What is the number?

Answer key

  1. 240
  2. 310
  3. 12
  4. 175
  5. 5
  6. 215
  7. 280
  8. 290
  9. 260
  10. 60
  11. 150
  12. 302
  13. 255
  14. 325
  15. 100
  16. 40
  17. 80
  18. 380
  19. 240
  20. 94
  21. 370
  22. 190
  23. 72
  24. 260
  25. 25
  26. 255
  27. 32
  28. 80
  29. 110
  30. 125
  31. 336
  32. 250
  33. 320
  34. 150
  35. 200
  36. 255
  37. 30
  38. 250
  39. 70
  40. 38

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