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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 638 · 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.Kabir spent ₹30, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  2. 2.33 is 12% of ?
  3. 3.25% of a number is 27. What is the number?
  4. 4.75% of a number is 141. What is the number?
  5. 5.Sara spent ₹18, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  6. 6.20% of a number is 19. What is the number?
  7. 7.9 is 30% of ?
  8. 8.30% of a number is 48. What is the number?
  9. 9.Kabir spent ₹33, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  10. 10.80% of a number is 32. What is the number?
  11. 11.20% of a number is 5. What is the number?
  12. 12.25% of a number is 12. What is the number?
  13. 13.5% of a number is 20. What is the number?
  14. 14.148 is 80% of ?
  15. 15.Kabir spent ₹96, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  16. 16.Isha spent ₹43, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  17. 17.80% of a number is 60. What is the number?
  18. 18.30% of a number is 108. What is the number?
  19. 19.Riya spent ₹159, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  20. 20.Arjun spent ₹154, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  21. 21.25% of a number is 3. What is the number?
  22. 22.22 is 20% of ?
  23. 23.31 is 10% of ?
  24. 24.72 is 20% of ?
  25. 25.150 is 60% of ?
  26. 26.Diya spent ₹75, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  27. 27.12% of a number is 24. What is the number?
  28. 28.52 is 50% of ?
  29. 29.75% of a number is 120. What is the number?
  30. 30.Aarav spent ₹12, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  31. 31.159 is 60% of ?
  32. 32.20% of a number is 32. What is the number?
  33. 33.316 is 80% of ?
  34. 34.14 is 10% of ?
  35. 35.12% of a number is 21. What is the number?
  36. 36.Ishaan spent ₹177, which is 75% of the pocket money. How much pocket money did Ishaan have, in rupees?
  37. 37.Kabir spent ₹86, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  38. 38.Sara spent ₹18, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  39. 39.Ishaan spent ₹90, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  40. 40.30% of a number is 93. What is the number?

Answer key

  1. 100
  2. 275
  3. 108
  4. 188
  5. 120
  6. 95
  7. 30
  8. 160
  9. 55
  10. 40
  11. 25
  12. 48
  13. 400
  14. 185
  15. 320
  16. 215
  17. 75
  18. 360
  19. 212
  20. 385
  21. 12
  22. 110
  23. 310
  24. 360
  25. 250
  26. 125
  27. 200
  28. 104
  29. 160
  30. 240
  31. 265
  32. 160
  33. 395
  34. 140
  35. 175
  36. 236
  37. 344
  38. 360
  39. 360
  40. 310

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