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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 937 · 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. 1.108 is 30% of ?
  2. 2.19 is 25% of ?
  3. 3.75% of a number is 75. What is the number?
  4. 4.Ishaan spent ₹13, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  5. 5.Sara spent ₹81, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  6. 6.5% of a number is 8. What is the number?
  7. 7.84 is 50% of ?
  8. 8.40% of a number is 150. What is the number?
  9. 9.129 is 60% of ?
  10. 10.Meera spent ₹63, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  11. 11.Riya spent ₹18, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  12. 12.12% of a number is 9. What is the number?
  13. 13.33 is 50% of ?
  14. 14.15% of a number is 18. What is the number?
  15. 15.Isha spent ₹46, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  16. 16.2 is 5% of ?
  17. 17.Riya spent ₹240, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.30 is 50% of ?
  19. 19.30% of a number is 9. What is the number?
  20. 20.80% of a number is 168. What is the number?
  21. 21.10% of a number is 14. What is the number?
  22. 22.10% of a number is 35. What is the number?
  23. 23.80% of a number is 316. What is the number?
  24. 24.5% of a number is 1. What is the number?
  25. 25.5% of a number is 9. What is the number?
  26. 26.Sara spent ₹50, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  27. 27.12% of a number is 6. What is the number?
  28. 28.Isha spent ₹15, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  29. 29.50% of a number is 73. What is the number?
  30. 30.Rohan spent ₹23, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  31. 31.Diya spent ₹3, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  32. 32.169 is 50% of ?
  33. 33.80% of a number is 268. What is the number?
  34. 34.25% of a number is 43. What is the number?
  35. 35.114 is 60% of ?
  36. 36.Meera spent ₹66, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  37. 37.60% of a number is 210. What is the number?
  38. 38.36 is 60% of ?
  39. 39.49 is 20% of ?
  40. 40.Anaya spent ₹33, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?

Answer key

  1. 360
  2. 76
  3. 100
  4. 65
  5. 270
  6. 160
  7. 168
  8. 375
  9. 215
  10. 252
  11. 72
  12. 75
  13. 66
  14. 120
  15. 230
  16. 40
  17. 300
  18. 60
  19. 30
  20. 210
  21. 140
  22. 350
  23. 395
  24. 20
  25. 180
  26. 250
  27. 50
  28. 300
  29. 146
  30. 115
  31. 60
  32. 338
  33. 335
  34. 172
  35. 190
  36. 110
  37. 350
  38. 60
  39. 245
  40. 220

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