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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 408 · 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. 1.264 is 80% of ?
  2. 2.Ishaan spent ₹30, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  3. 3.5% of a number is 1. What is the number?
  4. 4.Ishaan spent ₹3, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  5. 5.33 is 60% of ?
  6. 6.Sara spent ₹78, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  7. 7.60% of a number is 45. What is the number?
  8. 8.284 is 80% of ?
  9. 9.Aarav spent ₹45, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  10. 10.10% of a number is 7. What is the number?
  11. 11.Diya spent ₹9, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  12. 12.40% of a number is 60. What is the number?
  13. 13.86 is 25% of ?
  14. 14.12% of a number is 45. What is the number?
  15. 15.Aarav spent ₹36, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  16. 16.5% of a number is 2. What is the number?
  17. 17.180 is 60% of ?
  18. 18.10% of a number is 9. What is the number?
  19. 19.12 is 75% of ?
  20. 20.25% of a number is 14. What is the number?
  21. 21.75% of a number is 78. What is the number?
  22. 22.60 is 75% of ?
  23. 23.11 is 25% of ?
  24. 24.146 is 40% of ?
  25. 25.20 is 5% of ?
  26. 26.5% of a number is 4. What is the number?
  27. 27.75% of a number is 132. What is the number?
  28. 28.80% of a number is 236. What is the number?
  29. 29.25% of a number is 66. What is the number?
  30. 30.10% of a number is 16. What is the number?
  31. 31.Anaya spent ₹105, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  32. 32.Rohan spent ₹18, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  33. 33.12% of a number is 36. What is the number?
  34. 34.Kabir spent ₹20, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  35. 35.Riya spent ₹216, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  36. 36.Aarav spent ₹33, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  37. 37.6 is 15% of ?
  38. 38.10% of a number is 27. What is the number?
  39. 39.20% of a number is 28. What is the number?
  40. 40.147 is 75% of ?

Answer key

  1. 330
  2. 250
  3. 20
  4. 25
  5. 55
  6. 390
  7. 75
  8. 355
  9. 75
  10. 70
  11. 12
  12. 150
  13. 344
  14. 375
  15. 180
  16. 40
  17. 300
  18. 90
  19. 16
  20. 56
  21. 104
  22. 80
  23. 44
  24. 365
  25. 400
  26. 80
  27. 176
  28. 295
  29. 264
  30. 160
  31. 140
  32. 120
  33. 300
  34. 200
  35. 360
  36. 165
  37. 40
  38. 270
  39. 140
  40. 196

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