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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 966 · 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. 1.25% of a number is 4. What is the number?
  2. 2.Ishaan spent ₹30, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  3. 3.Sara spent ₹72, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  4. 4.27 is 60% of ?
  5. 5.93 is 75% of ?
  6. 6.40% of a number is 130. What is the number?
  7. 7.Riya spent ₹39, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  8. 8.5% of a number is 14. What is the number?
  9. 9.30% of a number is 105. What is the number?
  10. 10.75% of a number is 135. What is the number?
  11. 11.252 is 75% of ?
  12. 12.Dev spent ₹111, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  13. 13.Dev spent ₹111, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  14. 14.Sara spent ₹72, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  15. 15.109 is 50% of ?
  16. 16.5% of a number is 1. What is the number?
  17. 17.80% of a number is 204. What is the number?
  18. 18.224 is 80% of ?
  19. 19.231 is 75% of ?
  20. 20.20% of a number is 52. What is the number?
  21. 21.81 is 50% of ?
  22. 22.10% of a number is 10. What is the number?
  23. 23.50% of a number is 41. What is the number?
  24. 24.48 is 12% of ?
  25. 25.25% of a number is 82. What is the number?
  26. 26.Arjun spent ₹268, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  27. 27.Rohan spent ₹8, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  28. 28.30% of a number is 102. What is the number?
  29. 29.75% of a number is 279. What is the number?
  30. 30.40% of a number is 30. What is the number?
  31. 31.Isha spent ₹76, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  32. 32.50% of a number is 46. What is the number?
  33. 33.Kabir spent ₹3, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  34. 34.5% of a number is 15. What is the number?
  35. 35.6 is 10% of ?
  36. 36.Isha spent ₹34, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  37. 37.Ishaan spent ₹16, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  38. 38.80 is 20% of ?
  39. 39.304 is 80% of ?
  40. 40.18 is 5% of ?

Answer key

  1. 16
  2. 250
  3. 240
  4. 45
  5. 124
  6. 325
  7. 325
  8. 280
  9. 350
  10. 180
  11. 336
  12. 222
  13. 370
  14. 180
  15. 218
  16. 20
  17. 255
  18. 280
  19. 308
  20. 260
  21. 162
  22. 100
  23. 82
  24. 400
  25. 328
  26. 335
  27. 80
  28. 340
  29. 372
  30. 75
  31. 380
  32. 92
  33. 15
  34. 300
  35. 60
  36. 85
  37. 320
  38. 400
  39. 380
  40. 360

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