← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 274 · 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. 1.6 is 5% of ?
  2. 2.50% of a number is 158. What is the number?
  3. 3.Kabir spent ₹61, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  4. 4.30% of a number is 39. What is the number?
  5. 5.Riya spent ₹208, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  6. 6.Diya spent ₹23, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  7. 7.20% of a number is 18. What is the number?
  8. 8.40% of a number is 64. What is the number?
  9. 9.Aarav spent ₹208, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  10. 10.16 is 5% of ?
  11. 11.Rohan spent ₹33, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?
  12. 12.Aarav spent ₹78, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  13. 13.Sara spent ₹27, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  14. 14.26 is 40% of ?
  15. 15.47 is 50% of ?
  16. 16.5% of a number is 6. What is the number?
  17. 17.1 is 5% of ?
  18. 18.40% of a number is 140. What is the number?
  19. 19.12% of a number is 21. What is the number?
  20. 20.25% of a number is 99. What is the number?
  21. 21.12 is 15% of ?
  22. 22.Dev spent ₹126, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  23. 23.12% of a number is 39. What is the number?
  24. 24.Ishaan spent ₹231, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  25. 25.45 is 30% of ?
  26. 26.40 is 25% of ?
  27. 27.4 is 5% of ?
  28. 28.20% of a number is 25. What is the number?
  29. 29.66 is 20% of ?
  30. 30.80% of a number is 216. What is the number?
  31. 31.156 is 80% of ?
  32. 32.50% of a number is 25. What is the number?
  33. 33.14 is 20% of ?
  34. 34.Rohan spent ₹20, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  35. 35.12% of a number is 24. What is the number?
  36. 36.40% of a number is 14. What is the number?
  37. 37.30% of a number is 108. What is the number?
  38. 38.272 is 80% of ?
  39. 39.15% of a number is 54. What is the number?
  40. 40.Ishaan spent ₹27, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?

Answer key

  1. 120
  2. 316
  3. 305
  4. 130
  5. 260
  6. 92
  7. 90
  8. 160
  9. 260
  10. 320
  11. 66
  12. 390
  13. 90
  14. 65
  15. 94
  16. 120
  17. 20
  18. 350
  19. 175
  20. 396
  21. 80
  22. 315
  23. 325
  24. 385
  25. 150
  26. 160
  27. 80
  28. 125
  29. 330
  30. 270
  31. 195
  32. 50
  33. 70
  34. 100
  35. 200
  36. 35
  37. 360
  38. 340
  39. 360
  40. 90

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