← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 904 · 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. 1.8 is 25% of ?
  2. 2.Aarav spent ₹186, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  3. 3.Meera spent ₹71, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  4. 4.10% of a number is 15. What is the number?
  5. 5.75% of a number is 57. What is the number?
  6. 6.30% of a number is 9. What is the number?
  7. 7.12% of a number is 9. What is the number?
  8. 8.95 is 25% of ?
  9. 9.5% of a number is 16. What is the number?
  10. 10.Kabir spent ₹54, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  11. 11.10 is 5% of ?
  12. 12.15% of a number is 21. What is the number?
  13. 13.5% of a number is 7. What is the number?
  14. 14.222 is 75% of ?
  15. 15.Diya spent ₹40, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  16. 16.210 is 60% of ?
  17. 17.Arjun spent ₹18, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  18. 18.Diya spent ₹3, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  19. 19.50% of a number is 78. What is the number?
  20. 20.15% of a number is 57. What is the number?
  21. 21.25% of a number is 26. What is the number?
  22. 22.75% of a number is 156. What is the number?
  23. 23.16 is 20% of ?
  24. 24.41 is 20% of ?
  25. 25.60% of a number is 126. What is the number?
  26. 26.9 is 30% of ?
  27. 27.30% of a number is 75. What is the number?
  28. 28.Rohan spent ₹9, which is 5% of the pocket money. How much pocket money did Rohan have, in rupees?
  29. 29.24 is 40% of ?
  30. 30.Aarav spent ₹24, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
  31. 31.96 is 50% of ?
  32. 32.5% of a number is 19. What is the number?
  33. 33.80% of a number is 92. What is the number?
  34. 34.75% of a number is 168. What is the number?
  35. 35.Kabir spent ₹160, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  36. 36.152 is 40% of ?
  37. 37.3 is 5% of ?
  38. 38.Isha spent ₹38, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.66 is 20% of ?
  40. 40.10% of a number is 37. What is the number?

Answer key

  1. 32
  2. 310
  3. 355
  4. 150
  5. 76
  6. 30
  7. 75
  8. 380
  9. 320
  10. 135
  11. 200
  12. 140
  13. 140
  14. 296
  15. 80
  16. 350
  17. 45
  18. 20
  19. 156
  20. 380
  21. 104
  22. 208
  23. 80
  24. 205
  25. 210
  26. 30
  27. 250
  28. 180
  29. 60
  30. 80
  31. 192
  32. 380
  33. 115
  34. 224
  35. 400
  36. 380
  37. 60
  38. 95
  39. 330
  40. 370

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