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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 920 · 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. 1.21 is 20% of ?
  2. 2.Meera spent ₹4, which is 5% of the pocket money. How much pocket money did Meera have, in rupees?
  3. 3.Dev spent ₹12, which is 5% of the pocket money. How much pocket money did Dev have, in rupees?
  4. 4.Dev spent ₹78, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  5. 5.80 is 40% of ?
  6. 6.10% of a number is 32. What is the number?
  7. 7.Diya spent ₹102, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  8. 8.Dev spent ₹35, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  9. 9.80% of a number is 288. What is the number?
  10. 10.6 is 10% of ?
  11. 11.50% of a number is 53. What is the number?
  12. 12.Arjun spent ₹25, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  13. 13.15% of a number is 18. What is the number?
  14. 14.5% of a number is 3. What is the number?
  15. 15.57 is 20% of ?
  16. 16.30% of a number is 78. What is the number?
  17. 17.Anaya spent ₹10, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  18. 18.32 is 80% of ?
  19. 19.30% of a number is 120. What is the number?
  20. 20.50% of a number is 155. What is the number?
  21. 21.Meera spent ₹101, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  22. 22.105 is 75% of ?
  23. 23.80% of a number is 156. What is the number?
  24. 24.15% of a number is 9. What is the number?
  25. 25.5% of a number is 16. What is the number?
  26. 26.Aarav spent ₹44, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  27. 27.39 is 15% of ?
  28. 28.33 is 60% of ?
  29. 29.88 is 40% of ?
  30. 30.3 is 10% of ?
  31. 31.80% of a number is 24. What is the number?
  32. 32.50% of a number is 64. What is the number?
  33. 33.Rohan spent ₹204, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  34. 34.92 is 25% of ?
  35. 35.10 is 10% of ?
  36. 36.25% of a number is 51. What is the number?
  37. 37.54 is 15% of ?
  38. 38.Isha spent ₹82, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.80% of a number is 212. What is the number?
  40. 40.Arjun spent ₹60, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?

Answer key

  1. 105
  2. 80
  3. 240
  4. 260
  5. 200
  6. 320
  7. 340
  8. 350
  9. 360
  10. 60
  11. 106
  12. 250
  13. 120
  14. 60
  15. 285
  16. 260
  17. 100
  18. 40
  19. 400
  20. 310
  21. 202
  22. 140
  23. 195
  24. 60
  25. 320
  26. 220
  27. 260
  28. 55
  29. 220
  30. 30
  31. 30
  32. 128
  33. 340
  34. 368
  35. 100
  36. 204
  37. 360
  38. 328
  39. 265
  40. 200

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