← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 534 · 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.Rohan spent ₹78, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  2. 2.40% of a number is 86. What is the number?
  3. 3.9 is 10% of ?
  4. 4.Dev spent ₹116, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  5. 5.25% of a number is 76. What is the number?
  6. 6.60% of a number is 237. What is the number?
  7. 7.297 is 75% of ?
  8. 8.Aarav spent ₹225, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.42 is 30% of ?
  10. 10.4 is 50% of ?
  11. 11.240 is 60% of ?
  12. 12.20% of a number is 42. What is the number?
  13. 13.15% of a number is 42. What is the number?
  14. 14.Diya spent ₹58, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  15. 15.15 is 12% of ?
  16. 16.9 is 25% of ?
  17. 17.30% of a number is 105. What is the number?
  18. 18.75% of a number is 240. What is the number?
  19. 19.30% of a number is 6. What is the number?
  20. 20.15 is 15% of ?
  21. 21.20% of a number is 71. What is the number?
  22. 22.30 is 10% of ?
  23. 23.Meera spent ₹40, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  24. 24.50% of a number is 59. What is the number?
  25. 25.Kabir spent ₹84, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  26. 26.25% of a number is 7. What is the number?
  27. 27.10% of a number is 10. What is the number?
  28. 28.51 is 75% of ?
  29. 29.Dev spent ₹99, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  30. 30.75% of a number is 69. What is the number?
  31. 31.30% of a number is 30. What is the number?
  32. 32.18 is 15% of ?
  33. 33.5% of a number is 11. What is the number?
  34. 34.9 is 30% of ?
  35. 35.Diya spent ₹60, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  36. 36.5% of a number is 17. What is the number?
  37. 37.Arjun spent ₹50, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  38. 38.Ishaan spent ₹159, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  39. 39.60% of a number is 24. What is the number?
  40. 40.84 is 75% of ?

Answer key

  1. 312
  2. 215
  3. 90
  4. 145
  5. 304
  6. 395
  7. 396
  8. 300
  9. 140
  10. 8
  11. 400
  12. 210
  13. 280
  14. 290
  15. 125
  16. 36
  17. 350
  18. 320
  19. 20
  20. 100
  21. 355
  22. 300
  23. 100
  24. 118
  25. 105
  26. 28
  27. 100
  28. 68
  29. 396
  30. 92
  31. 100
  32. 120
  33. 220
  34. 30
  35. 400
  36. 340
  37. 125
  38. 265
  39. 40
  40. 112

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