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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 588 · 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. 1.7 is 50% of ?
  2. 2.Rohan spent ₹4, which is 5% of the pocket money. How much pocket money did Rohan have, in rupees?
  3. 3.33 is 50% of ?
  4. 4.40% of a number is 96. What is the number?
  5. 5.29 is 25% of ?
  6. 6.40% of a number is 20. What is the number?
  7. 7.Isha spent ₹78, which is 60% of the pocket money. How much pocket money did Isha have, in rupees?
  8. 8.Sara spent ₹3, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  9. 9.Meera spent ₹30, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  10. 10.75% of a number is 171. What is the number?
  11. 11.Aarav spent ₹54, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  12. 12.15% of a number is 27. What is the number?
  13. 13.Ishaan spent ₹6, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  14. 14.12% of a number is 3. What is the number?
  15. 15.72 is 30% of ?
  16. 16.111 is 30% of ?
  17. 17.60% of a number is 15. What is the number?
  18. 18.Anaya spent ₹20, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  19. 19.5% of a number is 12. What is the number?
  20. 20.Sara spent ₹23, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  21. 21.40% of a number is 136. What is the number?
  22. 22.60% of a number is 240. What is the number?
  23. 23.80% of a number is 28. What is the number?
  24. 24.127 is 50% of ?
  25. 25.40% of a number is 40. What is the number?
  26. 26.6 is 30% of ?
  27. 27.12 is 5% of ?
  28. 28.Meera spent ₹54, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  29. 29.20% of a number is 55. What is the number?
  30. 30.25% of a number is 21. What is the number?
  31. 31.Kabir spent ₹127, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  32. 32.5% of a number is 3. What is the number?
  33. 33.15% of a number is 51. What is the number?
  34. 34.80% of a number is 256. What is the number?
  35. 35.63 is 25% of ?
  36. 36.10% of a number is 23. What is the number?
  37. 37.Dev spent ₹6, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  38. 38.Arjun spent ₹26, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  39. 39.12% of a number is 39. What is the number?
  40. 40.20% of a number is 15. What is the number?

Answer key

  1. 14
  2. 80
  3. 66
  4. 240
  5. 116
  6. 50
  7. 130
  8. 25
  9. 300
  10. 228
  11. 360
  12. 180
  13. 50
  14. 25
  15. 240
  16. 370
  17. 25
  18. 100
  19. 240
  20. 230
  21. 340
  22. 400
  23. 35
  24. 254
  25. 100
  26. 20
  27. 240
  28. 90
  29. 275
  30. 84
  31. 254
  32. 60
  33. 340
  34. 320
  35. 252
  36. 230
  37. 50
  38. 104
  39. 325
  40. 75

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