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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 925 · 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.

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  1. 1.50% of a number is 192. What is the number?
  2. 2.15% of a number is 33. What is the number?
  3. 3.25% of a number is 39. What is the number?
  4. 4.Riya spent ₹42, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  5. 5.10% of a number is 32. What is the number?
  6. 6.50% of a number is 147. What is the number?
  7. 7.Isha spent ₹33, which is 15% of the pocket money. How much pocket money did Isha have, in rupees?
  8. 8.30% of a number is 105. What is the number?
  9. 9.50% of a number is 75. What is the number?
  10. 10.93 is 50% of ?
  11. 11.Meera spent ₹9, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  12. 12.Meera spent ₹5, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  13. 13.Meera spent ₹42, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  14. 14.Aarav spent ₹72, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  15. 15.53 is 20% of ?
  16. 16.Ishaan spent ₹18, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  17. 17.28 is 10% of ?
  18. 18.25% of a number is 20. What is the number?
  19. 19.28 is 50% of ?
  20. 20.57 is 60% of ?
  21. 21.60% of a number is 213. What is the number?
  22. 22.25% of a number is 11. What is the number?
  23. 23.Arjun spent ₹22, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  24. 24.72 is 40% of ?
  25. 25.75% of a number is 111. What is the number?
  26. 26.20% of a number is 50. What is the number?
  27. 27.Riya spent ₹69, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  28. 28.108 is 80% of ?
  29. 29.30% of a number is 39. What is the number?
  30. 30.75% of a number is 300. What is the number?
  31. 31.80% of a number is 8. What is the number?
  32. 32.10% of a number is 7. What is the number?
  33. 33.82 is 40% of ?
  34. 34.Diya spent ₹198, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  35. 35.114 is 75% of ?
  36. 36.40% of a number is 52. What is the number?
  37. 37.27 is 75% of ?
  38. 38.Aarav spent ₹24, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
  39. 39.12% of a number is 9. What is the number?
  40. 40.6 is 5% of ?

Answer key

  1. 384
  2. 220
  3. 156
  4. 140
  5. 320
  6. 294
  7. 220
  8. 350
  9. 150
  10. 186
  11. 60
  12. 25
  13. 350
  14. 288
  15. 265
  16. 180
  17. 280
  18. 80
  19. 56
  20. 95
  21. 355
  22. 44
  23. 220
  24. 180
  25. 148
  26. 250
  27. 230
  28. 135
  29. 130
  30. 400
  31. 10
  32. 70
  33. 205
  34. 330
  35. 152
  36. 130
  37. 36
  38. 80
  39. 75
  40. 120

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