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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 47 · 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.Riya spent ₹5, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  2. 2.Ishaan spent ₹1, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  3. 3.25% of a number is 52. What is the number?
  4. 4.10% of a number is 32. What is the number?
  5. 5.Arjun spent ₹26, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  6. 6.32 is 40% of ?
  7. 7.Diya spent ₹240, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  8. 8.50% of a number is 50. What is the number?
  9. 9.4 is 5% of ?
  10. 10.Meera spent ₹10, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  11. 11.Isha spent ₹6, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  12. 12.28 is 40% of ?
  13. 13.50% of a number is 138. What is the number?
  14. 14.5% of a number is 4. What is the number?
  15. 15.185 is 50% of ?
  16. 16.Sara spent ₹27, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  17. 17.Rohan spent ₹36, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  18. 18.16 is 80% of ?
  19. 19.35 is 25% of ?
  20. 20.25% of a number is 36. What is the number?
  21. 21.60% of a number is 48. What is the number?
  22. 22.Arjun spent ₹63, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  23. 23.80% of a number is 148. What is the number?
  24. 24.79 is 25% of ?
  25. 25.20% of a number is 27. What is the number?
  26. 26.11 is 20% of ?
  27. 27.Anaya spent ₹168, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  28. 28.13 is 25% of ?
  29. 29.75% of a number is 264. What is the number?
  30. 30.60% of a number is 198. What is the number?
  31. 31.20 is 5% of ?
  32. 32.60% of a number is 153. What is the number?
  33. 33.94 is 40% of ?
  34. 34.5% of a number is 12. What is the number?
  35. 35.39 is 30% of ?
  36. 36.25% of a number is 6. What is the number?
  37. 37.33 is 12% of ?
  38. 38.75% of a number is 111. What is the number?
  39. 39.18 is 12% of ?
  40. 40.36 is 15% of ?

Answer key

  1. 100
  2. 20
  3. 208
  4. 320
  5. 104
  6. 80
  7. 400
  8. 100
  9. 80
  10. 25
  11. 20
  12. 70
  13. 276
  14. 80
  15. 370
  16. 90
  17. 180
  18. 20
  19. 140
  20. 144
  21. 80
  22. 126
  23. 185
  24. 316
  25. 135
  26. 55
  27. 336
  28. 52
  29. 352
  30. 330
  31. 400
  32. 255
  33. 235
  34. 240
  35. 130
  36. 24
  37. 275
  38. 148
  39. 150
  40. 240

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