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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 845 · 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. 1.30% of a number is 111. What is the number?
  2. 2.Kabir spent ₹273, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  3. 3.92 is 40% of ?
  4. 4.10% of a number is 36. What is the number?
  5. 5.80% of a number is 64. What is the number?
  6. 6.66 is 60% of ?
  7. 7.40% of a number is 34. What is the number?
  8. 8.Meera spent ₹208, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  9. 9.12% of a number is 30. What is the number?
  10. 10.12% of a number is 27. What is the number?
  11. 11.Rohan spent ₹11, which is 5% of the pocket money. How much pocket money did Rohan have, in rupees?
  12. 12.60% of a number is 6. What is the number?
  13. 13.Riya spent ₹32, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  14. 14.Arjun spent ₹19, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  15. 15.280 is 80% of ?
  16. 16.12 is 5% of ?
  17. 17.30% of a number is 60. What is the number?
  18. 18.20% of a number is 46. What is the number?
  19. 19.12% of a number is 3. What is the number?
  20. 20.Isha spent ₹5, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  21. 21.5% of a number is 15. What is the number?
  22. 22.50% of a number is 158. What is the number?
  23. 23.75% of a number is 192. What is the number?
  24. 24.19 is 5% of ?
  25. 25.25% of a number is 33. What is the number?
  26. 26.40% of a number is 14. What is the number?
  27. 27.Ishaan spent ₹38, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  28. 28.24 is 10% of ?
  29. 29.25% of a number is 72. What is the number?
  30. 30.Meera spent ₹71, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  31. 31.Arjun spent ₹198, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  32. 32.Aarav spent ₹288, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.5% of a number is 19. What is the number?
  34. 34.1 is 20% of ?
  35. 35.Sara spent ₹144, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  36. 36.12 is 40% of ?
  37. 37.Aarav spent ₹3, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  38. 38.25% of a number is 31. What is the number?
  39. 39.174 is 60% of ?
  40. 40.Kabir spent ₹66, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?

Answer key

  1. 370
  2. 364
  3. 230
  4. 360
  5. 80
  6. 110
  7. 85
  8. 260
  9. 250
  10. 225
  11. 220
  12. 10
  13. 320
  14. 380
  15. 350
  16. 240
  17. 200
  18. 230
  19. 25
  20. 50
  21. 300
  22. 316
  23. 256
  24. 380
  25. 132
  26. 35
  27. 380
  28. 240
  29. 288
  30. 142
  31. 330
  32. 360
  33. 380
  34. 5
  35. 180
  36. 30
  37. 20
  38. 124
  39. 290
  40. 330

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