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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 483 · 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. 1.80% of a number is 264. What is the number?
  2. 2.20% of a number is 11. What is the number?
  3. 3.60 is 75% of ?
  4. 4.Dev spent ₹112, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  5. 5.15% of a number is 60. What is the number?
  6. 6.5% of a number is 4. What is the number?
  7. 7.80% of a number is 72. What is the number?
  8. 8.Aarav spent ₹156, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.16 is 20% of ?
  10. 10.18 is 5% of ?
  11. 11.20% of a number is 1. What is the number?
  12. 12.25% of a number is 82. What is the number?
  13. 13.Diya spent ₹52, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  14. 14.20% of a number is 24. What is the number?
  15. 15.80% of a number is 68. What is the number?
  16. 16.183 is 60% of ?
  17. 17.16 is 5% of ?
  18. 18.25% of a number is 76. What is the number?
  19. 19.80% of a number is 148. What is the number?
  20. 20.Ishaan spent ₹19, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  21. 21.10% of a number is 36. What is the number?
  22. 22.15% of a number is 57. What is the number?
  23. 23.Riya spent ₹51, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  24. 24.80% of a number is 40. What is the number?
  25. 25.Dev spent ₹10, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  26. 26.16 is 10% of ?
  27. 27.116 is 50% of ?
  28. 28.Ishaan spent ₹45, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  29. 29.15% of a number is 21. What is the number?
  30. 30.Dev spent ₹5, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  31. 31.24 is 12% of ?
  32. 32.39 is 20% of ?
  33. 33.Sara spent ₹16, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  34. 34.Dev spent ₹36, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  35. 35.Kabir spent ₹26, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  36. 36.Anaya spent ₹80, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  37. 37.12% of a number is 30. What is the number?
  38. 38.60% of a number is 24. What is the number?
  39. 39.110 is 40% of ?
  40. 40.40% of a number is 24. What is the number?

Answer key

  1. 330
  2. 55
  3. 80
  4. 140
  5. 400
  6. 80
  7. 90
  8. 208
  9. 80
  10. 360
  11. 5
  12. 328
  13. 260
  14. 120
  15. 85
  16. 305
  17. 320
  18. 304
  19. 185
  20. 95
  21. 360
  22. 380
  23. 170
  24. 50
  25. 40
  26. 160
  27. 232
  28. 375
  29. 140
  30. 50
  31. 200
  32. 195
  33. 64
  34. 300
  35. 130
  36. 400
  37. 250
  38. 40
  39. 275
  40. 60

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