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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 750 · 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. 1.5 is 25% of ?
  2. 2.5% of a number is 14. What is the number?
  3. 3.20% of a number is 16. What is the number?
  4. 4.207 is 60% of ?
  5. 5.Isha spent ₹231, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  6. 6.75% of a number is 66. What is the number?
  7. 7.159 is 75% of ?
  8. 8.16 is 50% of ?
  9. 9.Dev spent ₹126, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  10. 10.Rohan spent ₹59, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  11. 11.40% of a number is 84. What is the number?
  12. 12.25% of a number is 86. What is the number?
  13. 13.5% of a number is 4. What is the number?
  14. 14.121 is 50% of ?
  15. 15.Riya spent ₹36, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  16. 16.11 is 25% of ?
  17. 17.30 is 30% of ?
  18. 18.Ishaan spent ₹70, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  19. 19.114 is 40% of ?
  20. 20.50 is 25% of ?
  21. 21.Diya spent ₹62, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  22. 22.45 is 15% of ?
  23. 23.Diya spent ₹30, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  24. 24.5% of a number is 9. What is the number?
  25. 25.59 is 25% of ?
  26. 26.Meera spent ₹6, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  27. 27.60% of a number is 141. What is the number?
  28. 28.Dev spent ₹31, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  29. 29.80% of a number is 268. What is the number?
  30. 30.25% of a number is 7. What is the number?
  31. 31.15% of a number is 18. What is the number?
  32. 32.Kabir spent ₹144, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  33. 33.40% of a number is 12. What is the number?
  34. 34.Kabir spent ₹33, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  35. 35.47 is 50% of ?
  36. 36.3 is 15% of ?
  37. 37.Ishaan spent ₹9, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  38. 38.12% of a number is 36. What is the number?
  39. 39.6 is 15% of ?
  40. 40.Riya spent ₹27, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?

Answer key

  1. 20
  2. 280
  3. 80
  4. 345
  5. 308
  6. 88
  7. 212
  8. 32
  9. 315
  10. 236
  11. 210
  12. 344
  13. 80
  14. 242
  15. 48
  16. 44
  17. 100
  18. 280
  19. 285
  20. 200
  21. 124
  22. 300
  23. 120
  24. 180
  25. 236
  26. 60
  27. 235
  28. 310
  29. 335
  30. 28
  31. 120
  32. 240
  33. 30
  34. 275
  35. 94
  36. 20
  37. 75
  38. 300
  39. 40
  40. 108

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage