← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 129 · 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. 1.108 is 75% of ?
  2. 2.Riya spent ₹43, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  3. 3.Riya spent ₹99, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  4. 4.12% of a number is 18. What is the number?
  5. 5.Isha spent ₹72, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  6. 6.25% of a number is 86. What is the number?
  7. 7.192 is 60% of ?
  8. 8.30% of a number is 33. What is the number?
  9. 9.Arjun spent ₹96, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  10. 10.20% of a number is 37. What is the number?
  11. 11.Isha spent ₹20, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  12. 12.Ishaan spent ₹30, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  13. 13.5 is 5% of ?
  14. 14.10% of a number is 12. What is the number?
  15. 15.Kabir spent ₹35, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  16. 16.20% of a number is 10. What is the number?
  17. 17.30% of a number is 45. What is the number?
  18. 18.24 is 20% of ?
  19. 19.5% of a number is 16. What is the number?
  20. 20.Arjun spent ₹264, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  21. 21.20% of a number is 3. What is the number?
  22. 22.75% of a number is 45. What is the number?
  23. 23.75% of a number is 186. What is the number?
  24. 24.Sara spent ₹72, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  25. 25.75% of a number is 48. What is the number?
  26. 26.Riya spent ₹146, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  27. 27.5% of a number is 13. What is the number?
  28. 28.197 is 50% of ?
  29. 29.16 is 5% of ?
  30. 30.75% of a number is 204. What is the number?
  31. 31.9 is 12% of ?
  32. 32.26 is 20% of ?
  33. 33.Aarav spent ₹79, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  34. 34.Ishaan spent ₹36, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.Kabir spent ₹30, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  36. 36.Aarav spent ₹15, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  37. 37.Dev spent ₹86, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  38. 38.Dev spent ₹12, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  39. 39.4 is 20% of ?
  40. 40.Aarav spent ₹36, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?

Answer key

  1. 144
  2. 215
  3. 132
  4. 150
  5. 240
  6. 344
  7. 320
  8. 110
  9. 120
  10. 185
  11. 25
  12. 75
  13. 100
  14. 120
  15. 175
  16. 50
  17. 150
  18. 120
  19. 320
  20. 330
  21. 15
  22. 60
  23. 248
  24. 288
  25. 64
  26. 365
  27. 260
  28. 394
  29. 320
  30. 272
  31. 75
  32. 130
  33. 395
  34. 360
  35. 40
  36. 100
  37. 344
  38. 100
  39. 20
  40. 300

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