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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 924 · 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. 1.30% of a number is 99. What is the number?
  2. 2.25% of a number is 90. What is the number?
  3. 3.Arjun spent ₹8, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  4. 4.Dev spent ₹78, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  5. 5.50% of a number is 7. What is the number?
  6. 6.Meera spent ₹22, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  7. 7.19 is 20% of ?
  8. 8.12% of a number is 15. What is the number?
  9. 9.48 is 12% of ?
  10. 10.5% of a number is 16. What is the number?
  11. 11.50% of a number is 29. What is the number?
  12. 12.Dev spent ₹45, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  13. 13.Dev spent ₹65, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  14. 14.7 is 10% of ?
  15. 15.171 is 60% of ?
  16. 16.40% of a number is 126. What is the number?
  17. 17.10% of a number is 28. What is the number?
  18. 18.87 is 75% of ?
  19. 19.12% of a number is 33. What is the number?
  20. 20.Aarav spent ₹46, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  21. 21.20% of a number is 37. What is the number?
  22. 22.3 is 12% of ?
  23. 23.Rohan spent ₹232, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  24. 24.60% of a number is 9. What is the number?
  25. 25.Anaya spent ₹27, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  26. 26.10% of a number is 4. What is the number?
  27. 27.25% of a number is 75. What is the number?
  28. 28.12% of a number is 48. What is the number?
  29. 29.75% of a number is 120. What is the number?
  30. 30.Arjun spent ₹165, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  31. 31.71 is 20% of ?
  32. 32.9 is 10% of ?
  33. 33.20% of a number is 45. What is the number?
  34. 34.25 is 50% of ?
  35. 35.Riya spent ₹12, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  36. 36.Dev spent ₹34, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  37. 37.45 is 15% of ?
  38. 38.74 is 40% of ?
  39. 39.Meera spent ₹5, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  40. 40.Riya spent ₹51, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?

Answer key

  1. 330
  2. 360
  3. 160
  4. 104
  5. 14
  6. 44
  7. 95
  8. 125
  9. 400
  10. 320
  11. 58
  12. 375
  13. 260
  14. 70
  15. 285
  16. 315
  17. 280
  18. 116
  19. 275
  20. 184
  21. 185
  22. 25
  23. 290
  24. 15
  25. 90
  26. 40
  27. 300
  28. 400
  29. 160
  30. 275
  31. 355
  32. 90
  33. 225
  34. 50
  35. 80
  36. 170
  37. 300
  38. 185
  39. 25
  40. 340

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