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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 1 · 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. 1.40% of a number is 114. What is the number?
  2. 2.24 is 12% of ?
  3. 3.Dev spent ₹23, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  4. 4.288 is 80% of ?
  5. 5.Isha spent ₹15, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  6. 6.60 is 25% of ?
  7. 7.33 is 20% of ?
  8. 8.94 is 25% of ?
  9. 9.33 is 30% of ?
  10. 10.Meera spent ₹45, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  11. 11.13 is 20% of ?
  12. 12.237 is 75% of ?
  13. 13.92 is 80% of ?
  14. 14.75% of a number is 216. What is the number?
  15. 15.5% of a number is 14. What is the number?
  16. 16.Riya spent ₹6, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  17. 17.Dev spent ₹6, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  18. 18.59 is 20% of ?
  19. 19.12% of a number is 12. What is the number?
  20. 20.60% of a number is 132. What is the number?
  21. 21.Sara spent ₹80, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  22. 22.Riya spent ₹225, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  23. 23.75% of a number is 243. What is the number?
  24. 24.12 is 10% of ?
  25. 25.Anaya spent ₹76, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  26. 26.Dev spent ₹6, which is 5% of the pocket money. How much pocket money did Dev have, in rupees?
  27. 27.Riya spent ₹69, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  28. 28.5% of a number is 12. What is the number?
  29. 29.Arjun spent ₹54, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  30. 30.20% of a number is 18. What is the number?
  31. 31.3 is 10% of ?
  32. 32.30% of a number is 3. What is the number?
  33. 33.Kabir spent ₹18, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  34. 34.Ishaan spent ₹77, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.18 is 15% of ?
  36. 36.8 is 10% of ?
  37. 37.25 is 20% of ?
  38. 38.Anaya spent ₹244, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  39. 39.54 is 75% of ?
  40. 40.37 is 25% of ?

Answer key

  1. 285
  2. 200
  3. 115
  4. 360
  5. 50
  6. 240
  7. 165
  8. 376
  9. 110
  10. 375
  11. 65
  12. 316
  13. 115
  14. 288
  15. 280
  16. 50
  17. 60
  18. 295
  19. 100
  20. 220
  21. 200
  22. 375
  23. 324
  24. 120
  25. 380
  26. 120
  27. 115
  28. 240
  29. 180
  30. 90
  31. 30
  32. 10
  33. 120
  34. 308
  35. 120
  36. 80
  37. 125
  38. 305
  39. 72
  40. 148

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