← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 165 · 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 2. What is the number?
  2. 2.Ishaan spent ₹19, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  3. 3.Arjun spent ₹114, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  4. 4.Ishaan spent ₹9, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  5. 5.40% of a number is 54. What is the number?
  6. 6.1 is 10% of ?
  7. 7.2 is 20% of ?
  8. 8.Anaya spent ₹120, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  9. 9.228 is 60% of ?
  10. 10.Arjun spent ₹38, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  11. 11.60% of a number is 75. What is the number?
  12. 12.27 is 20% of ?
  13. 13.15% of a number is 18. What is the number?
  14. 14.Arjun spent ₹48, which is 12% of the pocket money. How much pocket money did Arjun have, in rupees?
  15. 15.Riya spent ₹6, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  16. 16.Kabir spent ₹42, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  17. 17.12% of a number is 3. What is the number?
  18. 18.75% of a number is 189. What is the number?
  19. 19.Meera spent ₹36, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  20. 20.6 is 10% of ?
  21. 21.258 is 75% of ?
  22. 22.15% of a number is 12. What is the number?
  23. 23.10% of a number is 8. What is the number?
  24. 24.10% of a number is 19. What is the number?
  25. 25.78 is 60% of ?
  26. 26.Arjun spent ₹3, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  27. 27.60% of a number is 153. What is the number?
  28. 28.Dev spent ₹84, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  29. 29.5 is 5% of ?
  30. 30.Meera spent ₹112, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  31. 31.Rohan spent ₹45, which is 12% of the pocket money. How much pocket money did Rohan have, in rupees?
  32. 32.5% of a number is 4. What is the number?
  33. 33.42 is 15% of ?
  34. 34.30% of a number is 54. What is the number?
  35. 35.25% of a number is 46. What is the number?
  36. 36.80% of a number is 244. What is the number?
  37. 37.140 is 40% of ?
  38. 38.11 is 5% of ?
  39. 39.40% of a number is 6. What is the number?
  40. 40.10% of a number is 14. What is the number?

Answer key

  1. 40
  2. 380
  3. 380
  4. 30
  5. 135
  6. 10
  7. 10
  8. 400
  9. 380
  10. 380
  11. 125
  12. 135
  13. 120
  14. 400
  15. 120
  16. 280
  17. 25
  18. 252
  19. 360
  20. 60
  21. 344
  22. 80
  23. 80
  24. 190
  25. 130
  26. 20
  27. 255
  28. 336
  29. 100
  30. 280
  31. 375
  32. 80
  33. 280
  34. 180
  35. 184
  36. 305
  37. 350
  38. 220
  39. 15
  40. 140

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