← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 717 · 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.Dev spent ₹246, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  2. 2.10% of a number is 1. What is the number?
  3. 3.256 is 80% of ?
  4. 4.75% of a number is 99. What is the number?
  5. 5.75% of a number is 12. What is the number?
  6. 6.Dev spent ₹100, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  7. 7.75% of a number is 282. What is the number?
  8. 8.162 is 60% of ?
  9. 9.40% of a number is 98. What is the number?
  10. 10.Sara spent ₹225, which is 75% of the pocket money. How much pocket money did Sara have, in rupees?
  11. 11.280 is 80% of ?
  12. 12.20% of a number is 23. What is the number?
  13. 13.40% of a number is 40. What is the number?
  14. 14.Riya spent ₹30, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  15. 15.20% of a number is 18. What is the number?
  16. 16.30% of a number is 54. What is the number?
  17. 17.14 is 50% of ?
  18. 18.Meera spent ₹4, which is 5% of the pocket money. How much pocket money did Meera have, in rupees?
  19. 19.60% of a number is 30. What is the number?
  20. 20.Diya spent ₹260, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  21. 21.Ishaan spent ₹26, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  22. 22.Dev spent ₹57, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  23. 23.12% of a number is 18. What is the number?
  24. 24.Rohan spent ₹187, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?
  25. 25.32 is 10% of ?
  26. 26.15% of a number is 51. What is the number?
  27. 27.20% of a number is 6. What is the number?
  28. 28.79 is 50% of ?
  29. 29.Isha spent ₹27, which is 15% of the pocket money. How much pocket money did Isha have, in rupees?
  30. 30.Ishaan spent ₹45, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  31. 31.10% of a number is 5. What is the number?
  32. 32.156 is 50% of ?
  33. 33.60% of a number is 237. What is the number?
  34. 34.75% of a number is 234. What is the number?
  35. 35.25% of a number is 54. What is the number?
  36. 36.Meera spent ₹21, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  37. 37.91 is 25% of ?
  38. 38.5% of a number is 4. What is the number?
  39. 39.9 is 5% of ?
  40. 40.10% of a number is 36. What is the number?

Answer key

  1. 328
  2. 10
  3. 320
  4. 132
  5. 16
  6. 400
  7. 376
  8. 270
  9. 245
  10. 300
  11. 350
  12. 115
  13. 100
  14. 250
  15. 90
  16. 180
  17. 28
  18. 80
  19. 50
  20. 325
  21. 52
  22. 190
  23. 150
  24. 374
  25. 320
  26. 340
  27. 30
  28. 158
  29. 180
  30. 300
  31. 50
  32. 312
  33. 395
  34. 312
  35. 216
  36. 175
  37. 364
  38. 80
  39. 180
  40. 360

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