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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 223 · 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. 1.74 is 20% of ?
  2. 2.75% of a number is 84. What is the number?
  3. 3.10% of a number is 10. What is the number?
  4. 4.Sara spent ₹126, which is 75% of the pocket money. How much pocket money did Sara have, in rupees?
  5. 5.50% of a number is 43. What is the number?
  6. 6.25% of a number is 32. What is the number?
  7. 7.Anaya spent ₹48, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  8. 8.60% of a number is 63. What is the number?
  9. 9.5% of a number is 12. What is the number?
  10. 10.28 is 80% of ?
  11. 11.Arjun spent ₹60, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  12. 12.Riya spent ₹48, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  13. 13.25% of a number is 68. What is the number?
  14. 14.40% of a number is 142. What is the number?
  15. 15.60% of a number is 111. What is the number?
  16. 16.Aarav spent ₹282, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  17. 17.80% of a number is 152. What is the number?
  18. 18.15% of a number is 54. What is the number?
  19. 19.Isha spent ₹30, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  20. 20.25% of a number is 25. What is the number?
  21. 21.Ishaan spent ₹192, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  22. 22.Kabir spent ₹6, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  23. 23.15% of a number is 18. What is the number?
  24. 24.3 is 15% of ?
  25. 25.84 is 60% of ?
  26. 26.Diya spent ₹27, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  27. 27.30% of a number is 24. What is the number?
  28. 28.5% of a number is 9. What is the number?
  29. 29.Riya spent ₹45, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  30. 30.64 is 25% of ?
  31. 31.36 is 15% of ?
  32. 32.4 is 5% of ?
  33. 33.1 is 5% of ?
  34. 34.80% of a number is 80. What is the number?
  35. 35.10 is 5% of ?
  36. 36.Meera spent ₹21, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  37. 37.41 is 25% of ?
  38. 38.33 is 75% of ?
  39. 39.31 is 20% of ?
  40. 40.12% of a number is 36. What is the number?

Answer key

  1. 370
  2. 112
  3. 100
  4. 168
  5. 86
  6. 128
  7. 400
  8. 105
  9. 240
  10. 35
  11. 400
  12. 240
  13. 272
  14. 355
  15. 185
  16. 376
  17. 190
  18. 360
  19. 100
  20. 100
  21. 320
  22. 120
  23. 120
  24. 20
  25. 140
  26. 90
  27. 80
  28. 180
  29. 150
  30. 256
  31. 240
  32. 80
  33. 20
  34. 100
  35. 200
  36. 84
  37. 164
  38. 44
  39. 155
  40. 300

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