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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 749 · 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. 1.11 is 5% of ?
  2. 2.30 is 15% of ?
  3. 3.10% of a number is 14. What is the number?
  4. 4.80% of a number is 8. What is the number?
  5. 5.25% of a number is 92. What is the number?
  6. 6.10% of a number is 10. What is the number?
  7. 7.5% of a number is 8. What is the number?
  8. 8.30% of a number is 48. What is the number?
  9. 9.13 is 25% of ?
  10. 10.77 is 20% of ?
  11. 11.80% of a number is 168. What is the number?
  12. 12.Arjun spent ₹1, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  13. 13.Meera spent ₹234, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  14. 14.12% of a number is 12. What is the number?
  15. 15.10% of a number is 24. What is the number?
  16. 16.75 is 75% of ?
  17. 17.30% of a number is 39. What is the number?
  18. 18.19 is 5% of ?
  19. 19.9 is 12% of ?
  20. 20.8 is 25% of ?
  21. 21.Riya spent ₹54, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  22. 22.Ishaan spent ₹5, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  23. 23.Rohan spent ₹30, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  24. 24.Riya spent ₹3, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  25. 25.18 is 10% of ?
  26. 26.36 is 30% of ?
  27. 27.25% of a number is 4. What is the number?
  28. 28.Sara spent ₹27, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  29. 29.Ishaan spent ₹18, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  30. 30.Ishaan spent ₹18, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  31. 31.11 is 25% of ?
  32. 32.12% of a number is 21. What is the number?
  33. 33.93 is 75% of ?
  34. 34.Arjun spent ₹29, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  35. 35.39 is 10% of ?
  36. 36.Meera spent ₹112, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  37. 37.12% of a number is 33. What is the number?
  38. 38.Ishaan spent ₹36, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  39. 39.30% of a number is 27. What is the number?
  40. 40.Riya spent ₹25, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?

Answer key

  1. 220
  2. 200
  3. 140
  4. 10
  5. 368
  6. 100
  7. 160
  8. 160
  9. 52
  10. 385
  11. 210
  12. 20
  13. 390
  14. 100
  15. 240
  16. 100
  17. 130
  18. 380
  19. 75
  20. 32
  21. 216
  22. 100
  23. 50
  24. 25
  25. 180
  26. 120
  27. 16
  28. 90
  29. 180
  30. 120
  31. 44
  32. 175
  33. 124
  34. 290
  35. 390
  36. 224
  37. 275
  38. 240
  39. 90
  40. 250

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