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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 549 · 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. 1.36 is 12% of ?
  2. 2.80% of a number is 204. What is the number?
  3. 3.Rohan spent ₹228, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  4. 4.5% of a number is 5. What is the number?
  5. 5.25% of a number is 1. What is the number?
  6. 6.6 is 5% of ?
  7. 7.Ishaan spent ₹1, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  8. 8.Sara spent ₹33, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  9. 9.40 is 20% of ?
  10. 10.33 is 12% of ?
  11. 11.5 is 5% of ?
  12. 12.Isha spent ₹27, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  13. 13.10% of a number is 5. What is the number?
  14. 14.33 is 30% of ?
  15. 15.Meera spent ₹177, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  16. 16.24 is 60% of ?
  17. 17.Anaya spent ₹9, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  18. 18.20% of a number is 23. What is the number?
  19. 19.Diya spent ₹88, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  20. 20.Anaya spent ₹21, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  21. 21.150 is 75% of ?
  22. 22.Anaya spent ₹144, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  23. 23.78 is 30% of ?
  24. 24.28 is 25% of ?
  25. 25.14 is 5% of ?
  26. 26.73 is 20% of ?
  27. 27.177 is 75% of ?
  28. 28.268 is 80% of ?
  29. 29.120 is 60% of ?
  30. 30.Meera spent ₹168, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  31. 31.Arjun spent ₹46, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  32. 32.25 is 20% of ?
  33. 33.Dev spent ₹30, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  34. 34.Rohan spent ₹33, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  35. 35.Kabir spent ₹89, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  36. 36.Aarav spent ₹27, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
  37. 37.Aarav spent ₹32, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  38. 38.Sara spent ₹15, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  39. 39.20% of a number is 32. What is the number?
  40. 40.75% of a number is 114. What is the number?

Answer key

  1. 300
  2. 255
  3. 380
  4. 100
  5. 4
  6. 120
  7. 4
  8. 132
  9. 200
  10. 275
  11. 100
  12. 270
  13. 50
  14. 110
  15. 236
  16. 40
  17. 90
  18. 115
  19. 220
  20. 105
  21. 200
  22. 360
  23. 260
  24. 112
  25. 280
  26. 365
  27. 236
  28. 335
  29. 200
  30. 224
  31. 115
  32. 125
  33. 40
  34. 330
  35. 356
  36. 90
  37. 80
  38. 125
  39. 160
  40. 152

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