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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 40 · 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. 1.57 is 15% of ?
  2. 2.30% of a number is 21. What is the number?
  3. 3.Dev spent ₹112, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  4. 4.48 is 15% of ?
  5. 5.96 is 25% of ?
  6. 6.60% of a number is 60. What is the number?
  7. 7.30% of a number is 54. What is the number?
  8. 8.Riya spent ₹21, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  9. 9.28 is 40% of ?
  10. 10.5% of a number is 15. What is the number?
  11. 11.20% of a number is 73. What is the number?
  12. 12.25% of a number is 65. What is the number?
  13. 13.10% of a number is 23. What is the number?
  14. 14.12% of a number is 24. What is the number?
  15. 15.15% of a number is 3. What is the number?
  16. 16.Arjun spent ₹18, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  17. 17.Sara spent ₹57, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  18. 18.30% of a number is 114. What is the number?
  19. 19.100 is 80% of ?
  20. 20.Kabir spent ₹12, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  21. 21.25% of a number is 24. What is the number?
  22. 22.Diya spent ₹76, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  23. 23.60% of a number is 222. What is the number?
  24. 24.25% of a number is 82. What is the number?
  25. 25.Rohan spent ₹144, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  26. 26.Aarav spent ₹160, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  27. 27.80% of a number is 16. What is the number?
  28. 28.20% of a number is 53. What is the number?
  29. 29.80% of a number is 100. What is the number?
  30. 30.Rohan spent ₹58, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?
  31. 31.56 is 40% of ?
  32. 32.40% of a number is 20. What is the number?
  33. 33.213 is 60% of ?
  34. 34.24 is 10% of ?
  35. 35.30% of a number is 18. What is the number?
  36. 36.8 is 10% of ?
  37. 37.30% of a number is 30. What is the number?
  38. 38.50% of a number is 57. What is the number?
  39. 39.6 is 12% of ?
  40. 40.8 is 20% of ?

Answer key

  1. 380
  2. 70
  3. 280
  4. 320
  5. 384
  6. 100
  7. 180
  8. 175
  9. 70
  10. 300
  11. 365
  12. 260
  13. 230
  14. 200
  15. 20
  16. 72
  17. 380
  18. 380
  19. 125
  20. 100
  21. 96
  22. 190
  23. 370
  24. 328
  25. 360
  26. 320
  27. 20
  28. 265
  29. 125
  30. 116
  31. 140
  32. 50
  33. 355
  34. 240
  35. 60
  36. 80
  37. 100
  38. 114
  39. 50
  40. 40

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