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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 889 · 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. 1.3 is 15% of ?
  2. 2.12% of a number is 15. What is the number?
  3. 3.75% of a number is 189. What is the number?
  4. 4.Ishaan spent ₹158, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  5. 5.Isha spent ₹62, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  6. 6.12% of a number is 27. What is the number?
  7. 7.20% of a number is 41. What is the number?
  8. 8.40% of a number is 4. What is the number?
  9. 9.80% of a number is 272. What is the number?
  10. 10.Isha spent ₹164, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  11. 11.256 is 80% of ?
  12. 12.15 is 50% of ?
  13. 13.12% of a number is 36. What is the number?
  14. 14.25% of a number is 7. What is the number?
  15. 15.Riya spent ₹8, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  16. 16.36 is 20% of ?
  17. 17.Ishaan spent ₹60, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  18. 18.Kabir spent ₹100, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  19. 19.50% of a number is 56. What is the number?
  20. 20.50% of a number is 105. What is the number?
  21. 21.10% of a number is 14. What is the number?
  22. 22.6 is 50% of ?
  23. 23.50% of a number is 118. What is the number?
  24. 24.Sara spent ₹3, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  25. 25.Kabir spent ₹294, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  26. 26.75% of a number is 66. What is the number?
  27. 27.25% of a number is 29. What is the number?
  28. 28.Dev spent ₹224, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  29. 29.Meera spent ₹20, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  30. 30.30% of a number is 3. What is the number?
  31. 31.18 is 12% of ?
  32. 32.Rohan spent ₹62, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  33. 33.60% of a number is 207. What is the number?
  34. 34.Ishaan spent ₹12, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.Ishaan spent ₹18, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  36. 36.Sara spent ₹51, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  37. 37.66 is 30% of ?
  38. 38.20% of a number is 19. What is the number?
  39. 39.38 is 20% of ?
  40. 40.12 is 30% of ?

Answer key

  1. 20
  2. 125
  3. 252
  4. 395
  5. 248
  6. 225
  7. 205
  8. 10
  9. 340
  10. 328
  11. 320
  12. 30
  13. 300
  14. 28
  15. 10
  16. 180
  17. 400
  18. 125
  19. 112
  20. 210
  21. 140
  22. 12
  23. 236
  24. 5
  25. 392
  26. 88
  27. 116
  28. 280
  29. 50
  30. 10
  31. 150
  32. 310
  33. 345
  34. 120
  35. 60
  36. 255
  37. 220
  38. 95
  39. 190
  40. 40

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