← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 686 · 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.Meera spent ₹7, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  2. 2.75% of a number is 66. What is the number?
  3. 3.18 is 5% of ?
  4. 4.60 is 60% of ?
  5. 5.28 is 10% of ?
  6. 6.39 is 60% of ?
  7. 7.5 is 10% of ?
  8. 8.12% of a number is 18. What is the number?
  9. 9.156 is 75% of ?
  10. 10.Arjun spent ₹98, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  11. 11.50% of a number is 61. What is the number?
  12. 12.12% of a number is 48. What is the number?
  13. 13.13 is 20% of ?
  14. 14.Kabir spent ₹19, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  15. 15.60% of a number is 66. What is the number?
  16. 16.5% of a number is 8. What is the number?
  17. 17.Ishaan spent ₹120, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  18. 18.50% of a number is 109. What is the number?
  19. 19.80% of a number is 260. What is the number?
  20. 20.23 is 20% of ?
  21. 21.Arjun spent ₹27, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  22. 22.5% of a number is 1. What is the number?
  23. 23.54 is 20% of ?
  24. 24.40% of a number is 16. What is the number?
  25. 25.18 is 60% of ?
  26. 26.15% of a number is 51. What is the number?
  27. 27.5% of a number is 12. What is the number?
  28. 28.Kabir spent ₹33, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  29. 29.99 is 30% of ?
  30. 30.12 is 5% of ?
  31. 31.Kabir spent ₹27, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  32. 32.Dev spent ₹144, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  33. 33.Dev spent ₹44, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  34. 34.25% of a number is 49. What is the number?
  35. 35.40% of a number is 76. What is the number?
  36. 36.15 is 5% of ?
  37. 37.25% of a number is 47. What is the number?
  38. 38.16 is 40% of ?
  39. 39.18 is 40% of ?
  40. 40.25% of a number is 24. What is the number?

Answer key

  1. 70
  2. 88
  3. 360
  4. 100
  5. 280
  6. 65
  7. 50
  8. 150
  9. 208
  10. 245
  11. 122
  12. 400
  13. 65
  14. 190
  15. 110
  16. 160
  17. 400
  18. 218
  19. 325
  20. 115
  21. 270
  22. 20
  23. 270
  24. 40
  25. 30
  26. 340
  27. 240
  28. 44
  29. 330
  30. 240
  31. 45
  32. 240
  33. 55
  34. 196
  35. 190
  36. 300
  37. 188
  38. 40
  39. 45
  40. 96

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