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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 99 · 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. 1.234 is 60% of ?
  2. 2.15% of a number is 15. What is the number?
  3. 3.20% of a number is 22. What is the number?
  4. 4.12 is 30% of ?
  5. 5.Diya spent ₹105, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  6. 6.30% of a number is 84. What is the number?
  7. 7.15% of a number is 48. What is the number?
  8. 8.Aarav spent ₹97, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.120 is 30% of ?
  10. 10.18 is 10% of ?
  11. 11.30 is 15% of ?
  12. 12.10% of a number is 35. What is the number?
  13. 13.5% of a number is 8. What is the number?
  14. 14.Meera spent ₹102, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  15. 15.Sara spent ₹75, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  16. 16.5% of a number is 2. What is the number?
  17. 17.5% of a number is 3. What is the number?
  18. 18.27 is 15% of ?
  19. 19.36 is 12% of ?
  20. 20.12 is 12% of ?
  21. 21.80% of a number is 124. What is the number?
  22. 22.5% of a number is 10. What is the number?
  23. 23.Anaya spent ₹297, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  24. 24.Isha spent ₹15, which is 12% of the pocket money. How much pocket money did Isha have, in rupees?
  25. 25.15% of a number is 51. What is the number?
  26. 26.50% of a number is 125. What is the number?
  27. 27.50% of a number is 196. What is the number?
  28. 28.Aarav spent ₹180, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  29. 29.6 is 5% of ?
  30. 30.50% of a number is 82. What is the number?
  31. 31.50% of a number is 156. What is the number?
  32. 32.304 is 80% of ?
  33. 33.Riya spent ₹51, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  34. 34.66 is 40% of ?
  35. 35.75 is 25% of ?
  36. 36.Ishaan spent ₹27, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  37. 37.12 is 20% of ?
  38. 38.75% of a number is 234. What is the number?
  39. 39.3 is 50% of ?
  40. 40.68 is 40% of ?

Answer key

  1. 390
  2. 100
  3. 110
  4. 40
  5. 140
  6. 280
  7. 320
  8. 388
  9. 400
  10. 180
  11. 200
  12. 350
  13. 160
  14. 136
  15. 250
  16. 40
  17. 60
  18. 180
  19. 300
  20. 100
  21. 155
  22. 200
  23. 396
  24. 125
  25. 340
  26. 250
  27. 392
  28. 300
  29. 120
  30. 164
  31. 312
  32. 380
  33. 340
  34. 165
  35. 300
  36. 225
  37. 60
  38. 312
  39. 6
  40. 170

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