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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 891 · 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. 1.12 is 12% of ?
  2. 2.47 is 25% of ?
  3. 3.Ishaan spent ₹135, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  4. 4.Kabir spent ₹132, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  5. 5.189 is 50% of ?
  6. 6.Dev spent ₹117, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  7. 7.48 is 12% of ?
  8. 8.Isha spent ₹5, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  9. 9.30% of a number is 96. What is the number?
  10. 10.Riya spent ₹45, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  11. 11.48 is 15% of ?
  12. 12.Anaya spent ₹18, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  13. 13.Arjun spent ₹39, which is 12% of the pocket money. How much pocket money did Arjun have, in rupees?
  14. 14.25% of a number is 30. What is the number?
  15. 15.60% of a number is 156. What is the number?
  16. 16.20% of a number is 59. What is the number?
  17. 17.Diya spent ₹57, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  18. 18.Diya spent ₹68, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  19. 19.89 is 25% of ?
  20. 20.105 is 30% of ?
  21. 21.25% of a number is 52. What is the number?
  22. 22.Aarav spent ₹37, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  23. 23.Arjun spent ₹30, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  24. 24.12% of a number is 6. What is the number?
  25. 25.15% of a number is 45. What is the number?
  26. 26.40 is 10% of ?
  27. 27.25% of a number is 38. What is the number?
  28. 28.75% of a number is 57. What is the number?
  29. 29.112 is 80% of ?
  30. 30.Arjun spent ₹297, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  31. 31.Rohan spent ₹62, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  32. 32.5% of a number is 16. What is the number?
  33. 33.10% of a number is 8. What is the number?
  34. 34.20% of a number is 34. What is the number?
  35. 35.Diya spent ₹20, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  36. 36.120 is 30% of ?
  37. 37.118 is 40% of ?
  38. 38.Meera spent ₹9, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  39. 39.15% of a number is 18. What is the number?
  40. 40.Sara spent ₹225, which is 75% of the pocket money. How much pocket money did Sara have, in rupees?

Answer key

  1. 100
  2. 188
  3. 180
  4. 220
  5. 378
  6. 156
  7. 400
  8. 100
  9. 320
  10. 150
  11. 320
  12. 150
  13. 325
  14. 120
  15. 260
  16. 295
  17. 380
  18. 170
  19. 356
  20. 350
  21. 208
  22. 148
  23. 120
  24. 50
  25. 300
  26. 400
  27. 152
  28. 76
  29. 140
  30. 396
  31. 310
  32. 320
  33. 80
  34. 170
  35. 200
  36. 400
  37. 295
  38. 12
  39. 120
  40. 300

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