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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 443 · 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. 1.4 is 40% of ?
  2. 2.Diya spent ₹102, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  3. 3.Dev spent ₹273, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  4. 4.6 is 15% of ?
  5. 5.54 is 60% of ?
  6. 6.80% of a number is 300. What is the number?
  7. 7.20% of a number is 6. What is the number?
  8. 8.Meera spent ₹15, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  9. 9.40% of a number is 134. What is the number?
  10. 10.Arjun spent ₹17, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  11. 11.12% of a number is 48. What is the number?
  12. 12.10% of a number is 17. What is the number?
  13. 13.Riya spent ₹48, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  14. 14.90 is 30% of ?
  15. 15.Rohan spent ₹5, which is 5% of the pocket money. How much pocket money did Rohan have, in rupees?
  16. 16.Dev spent ₹21, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  17. 17.60% of a number is 24. What is the number?
  18. 18.8 is 5% of ?
  19. 19.Isha spent ₹98, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  20. 20.24 is 12% of ?
  21. 21.9 is 12% of ?
  22. 22.222 is 75% of ?
  23. 23.Kabir spent ₹21, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  24. 24.Isha spent ₹12, which is 60% of the pocket money. How much pocket money did Isha have, in rupees?
  25. 25.15% of a number is 57. What is the number?
  26. 26.50% of a number is 87. What is the number?
  27. 27.198 is 60% of ?
  28. 28.12% of a number is 12. What is the number?
  29. 29.10% of a number is 28. What is the number?
  30. 30.3 is 15% of ?
  31. 31.22 is 50% of ?
  32. 32.180 is 50% of ?
  33. 33.20% of a number is 29. What is the number?
  34. 34.5% of a number is 18. What is the number?
  35. 35.Riya spent ₹10, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  36. 36.20% of a number is 67. What is the number?
  37. 37.25% of a number is 90. What is the number?
  38. 38.80% of a number is 184. What is the number?
  39. 39.Aarav spent ₹29, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  40. 40.12% of a number is 15. What is the number?

Answer key

  1. 10
  2. 340
  3. 364
  4. 40
  5. 90
  6. 375
  7. 30
  8. 150
  9. 335
  10. 34
  11. 400
  12. 170
  13. 80
  14. 300
  15. 100
  16. 35
  17. 40
  18. 160
  19. 392
  20. 200
  21. 75
  22. 296
  23. 35
  24. 20
  25. 380
  26. 174
  27. 330
  28. 100
  29. 280
  30. 20
  31. 44
  32. 360
  33. 145
  34. 360
  35. 100
  36. 335
  37. 360
  38. 230
  39. 116
  40. 125

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