← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 980 · 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. 1.5% of a number is 17. What is the number?
  2. 2.Diya spent ₹6, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  3. 3.Dev spent ₹224, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  4. 4.135 is 60% of ?
  5. 5.30% of a number is 18. What is the number?
  6. 6.21 is 60% of ?
  7. 7.Rohan spent ₹36, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  8. 8.Meera spent ₹27, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  9. 9.75% of a number is 15. What is the number?
  10. 10.3 is 5% of ?
  11. 11.40% of a number is 72. What is the number?
  12. 12.10% of a number is 29. What is the number?
  13. 13.Sara spent ₹15, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  14. 14.157 is 50% of ?
  15. 15.37 is 10% of ?
  16. 16.30% of a number is 30. What is the number?
  17. 17.141 is 75% of ?
  18. 18.Dev spent ₹28, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  19. 19.12% of a number is 3. What is the number?
  20. 20.40% of a number is 92. What is the number?
  21. 21.75% of a number is 135. What is the number?
  22. 22.15% of a number is 51. What is the number?
  23. 23.20% of a number is 33. What is the number?
  24. 24.Isha spent ₹42, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  25. 25.80% of a number is 68. What is the number?
  26. 26.15 is 5% of ?
  27. 27.60% of a number is 198. What is the number?
  28. 28.Dev spent ₹108, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  29. 29.Kabir spent ₹114, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  30. 30.Riya spent ₹144, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  31. 31.Sara spent ₹49, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  32. 32.13 is 5% of ?
  33. 33.1 is 10% of ?
  34. 34.Riya spent ₹38, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  35. 35.15% of a number is 30. What is the number?
  36. 36.Meera spent ₹237, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  37. 37.15% of a number is 6. What is the number?
  38. 38.15% of a number is 60. What is the number?
  39. 39.Ishaan spent ₹48, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  40. 40.36 is 10% of ?

Answer key

  1. 340
  2. 50
  3. 280
  4. 225
  5. 60
  6. 35
  7. 360
  8. 180
  9. 20
  10. 60
  11. 180
  12. 290
  13. 300
  14. 314
  15. 370
  16. 100
  17. 188
  18. 280
  19. 25
  20. 230
  21. 180
  22. 340
  23. 165
  24. 210
  25. 85
  26. 300
  27. 330
  28. 180
  29. 285
  30. 192
  31. 245
  32. 260
  33. 10
  34. 380
  35. 200
  36. 395
  37. 40
  38. 400
  39. 80
  40. 360

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