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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 670 · 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.Sara spent ₹16, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  2. 2.Kabir spent ₹11, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  3. 3.9 is 12% of ?
  4. 4.Aarav spent ₹18, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  5. 5.Sara spent ₹86, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  6. 6.20 is 80% of ?
  7. 7.75% of a number is 102. What is the number?
  8. 8.32 is 20% of ?
  9. 9.208 is 80% of ?
  10. 10.50% of a number is 113. What is the number?
  11. 11.80% of a number is 24. What is the number?
  12. 12.117 is 30% of ?
  13. 13.Kabir spent ₹60, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  14. 14.50% of a number is 136. What is the number?
  15. 15.15 is 12% of ?
  16. 16.15% of a number is 45. What is the number?
  17. 17.Aarav spent ₹45, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  18. 18.Isha spent ₹130, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  19. 19.12% of a number is 21. What is the number?
  20. 20.30% of a number is 90. What is the number?
  21. 21.40% of a number is 154. What is the number?
  22. 22.39 is 75% of ?
  23. 23.12% of a number is 12. What is the number?
  24. 24.160 is 40% of ?
  25. 25.Ishaan spent ₹30, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  26. 26.60% of a number is 120. What is the number?
  27. 27.Rohan spent ₹128, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  28. 28.60% of a number is 153. What is the number?
  29. 29.17 is 10% of ?
  30. 30.Sara spent ₹66, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  31. 31.Kabir spent ₹69, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  32. 32.75% of a number is 6. What is the number?
  33. 33.30% of a number is 66. What is the number?
  34. 34.29 is 20% of ?
  35. 35.15% of a number is 24. What is the number?
  36. 36.30% of a number is 39. What is the number?
  37. 37.12 is 5% of ?
  38. 38.50% of a number is 199. What is the number?
  39. 39.5% of a number is 8. What is the number?
  40. 40.25% of a number is 53. What is the number?

Answer key

  1. 320
  2. 44
  3. 75
  4. 360
  5. 172
  6. 25
  7. 136
  8. 160
  9. 260
  10. 226
  11. 30
  12. 390
  13. 400
  14. 272
  15. 125
  16. 300
  17. 300
  18. 325
  19. 175
  20. 300
  21. 385
  22. 52
  23. 100
  24. 400
  25. 120
  26. 200
  27. 160
  28. 255
  29. 170
  30. 110
  31. 230
  32. 8
  33. 220
  34. 145
  35. 160
  36. 130
  37. 240
  38. 398
  39. 160
  40. 212

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