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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 592 · 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. 1.7 is 5% of ?
  2. 2.138 is 75% of ?
  3. 3.75% of a number is 99. What is the number?
  4. 4.15% of a number is 54. What is the number?
  5. 5.20% of a number is 38. What is the number?
  6. 6.Rohan spent ₹45, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  7. 7.18 is 75% of ?
  8. 8.14 is 40% of ?
  9. 9.5% of a number is 4. What is the number?
  10. 10.40% of a number is 62. What is the number?
  11. 11.75% of a number is 33. What is the number?
  12. 12.Arjun spent ₹50, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  13. 13.18 is 12% of ?
  14. 14.Diya spent ₹9, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  15. 15.Rohan spent ₹126, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?
  16. 16.171 is 60% of ?
  17. 17.Isha spent ₹128, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  18. 18.Dev spent ₹27, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  19. 19.75% of a number is 51. What is the number?
  20. 20.5% of a number is 1. What is the number?
  21. 21.60% of a number is 177. What is the number?
  22. 22.22 is 10% of ?
  23. 23.252 is 75% of ?
  24. 24.15% of a number is 24. What is the number?
  25. 25.40 is 20% of ?
  26. 26.Dev spent ₹18, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  27. 27.60% of a number is 69. What is the number?
  28. 28.40% of a number is 56. What is the number?
  29. 29.25% of a number is 91. What is the number?
  30. 30.61 is 25% of ?
  31. 31.16 is 20% of ?
  32. 32.71 is 20% of ?
  33. 33.12 is 12% of ?
  34. 34.Riya spent ₹12, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  35. 35.10% of a number is 21. What is the number?
  36. 36.36 is 25% of ?
  37. 37.30% of a number is 87. What is the number?
  38. 38.5% of a number is 15. What is the number?
  39. 39.98 is 25% of ?
  40. 40.41 is 20% of ?

Answer key

  1. 140
  2. 184
  3. 132
  4. 360
  5. 190
  6. 150
  7. 24
  8. 35
  9. 80
  10. 155
  11. 44
  12. 250
  13. 150
  14. 30
  15. 168
  16. 285
  17. 256
  18. 225
  19. 68
  20. 20
  21. 295
  22. 220
  23. 336
  24. 160
  25. 200
  26. 150
  27. 115
  28. 140
  29. 364
  30. 244
  31. 80
  32. 355
  33. 100
  34. 100
  35. 210
  36. 144
  37. 290
  38. 300
  39. 392
  40. 205

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