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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 846 · 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. 1.9 is 12% of ?
  2. 2.57 is 20% of ?
  3. 3.40% of a number is 88. What is the number?
  4. 4.Ishaan spent ₹300, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  5. 5.Kabir spent ₹18, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  6. 6.30% of a number is 15. What is the number?
  7. 7.Isha spent ₹69, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  8. 8.20% of a number is 49. What is the number?
  9. 9.5% of a number is 3. What is the number?
  10. 10.36 is 12% of ?
  11. 11.15% of a number is 57. What is the number?
  12. 12.122 is 40% of ?
  13. 13.Diya spent ₹296, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  14. 14.25% of a number is 48. What is the number?
  15. 15.2 is 25% of ?
  16. 16.50% of a number is 19. What is the number?
  17. 17.50% of a number is 22. What is the number?
  18. 18.5% of a number is 10. What is the number?
  19. 19.Aarav spent ₹12, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  20. 20.67 is 25% of ?
  21. 21.Ishaan spent ₹42, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  22. 22.25% of a number is 80. What is the number?
  23. 23.Aarav spent ₹88, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  24. 24.80% of a number is 60. What is the number?
  25. 25.12% of a number is 18. What is the number?
  26. 26.40% of a number is 4. What is the number?
  27. 27.Sara spent ₹6, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  28. 28.83 is 50% of ?
  29. 29.5% of a number is 15. What is the number?
  30. 30.Aarav spent ₹196, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  31. 31.Kabir spent ₹14, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  32. 32.Ishaan spent ₹288, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  33. 33.20% of a number is 48. What is the number?
  34. 34.11 is 25% of ?
  35. 35.18 is 50% of ?
  36. 36.69 is 25% of ?
  37. 37.75% of a number is 225. What is the number?
  38. 38.60% of a number is 186. What is the number?
  39. 39.12% of a number is 39. What is the number?
  40. 40.20% of a number is 9. What is the number?

Answer key

  1. 75
  2. 285
  3. 220
  4. 400
  5. 36
  6. 50
  7. 230
  8. 245
  9. 60
  10. 300
  11. 380
  12. 305
  13. 370
  14. 192
  15. 8
  16. 38
  17. 44
  18. 200
  19. 100
  20. 268
  21. 280
  22. 320
  23. 352
  24. 75
  25. 150
  26. 10
  27. 40
  28. 166
  29. 300
  30. 245
  31. 280
  32. 384
  33. 240
  34. 44
  35. 36
  36. 276
  37. 300
  38. 310
  39. 325
  40. 45

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