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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 753 · 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. 1.9 is 15% of ?
  2. 2.20% of a number is 54. What is the number?
  3. 3.Anaya spent ₹20, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  4. 4.20% of a number is 3. What is the number?
  5. 5.15% of a number is 36. What is the number?
  6. 6.30% of a number is 45. What is the number?
  7. 7.30% of a number is 3. What is the number?
  8. 8.Anaya spent ₹37, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  9. 9.Meera spent ₹60, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  10. 10.60% of a number is 153. What is the number?
  11. 11.7 is 10% of ?
  12. 12.90 is 30% of ?
  13. 13.25% of a number is 1. What is the number?
  14. 14.Rohan spent ₹6, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  15. 15.Arjun spent ₹76, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  16. 16.144 is 50% of ?
  17. 17.60% of a number is 228. What is the number?
  18. 18.Aarav spent ₹44, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  19. 19.80% of a number is 264. What is the number?
  20. 20.20% of a number is 68. What is the number?
  21. 21.24 is 12% of ?
  22. 22.12% of a number is 42. What is the number?
  23. 23.Isha spent ₹48, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  24. 24.15% of a number is 48. What is the number?
  25. 25.Sara spent ₹45, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  26. 26.Riya spent ₹15, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  27. 27.81 is 75% of ?
  28. 28.Anaya spent ₹27, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  29. 29.74 is 25% of ?
  30. 30.Dev spent ₹34, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  31. 31.20% of a number is 40. What is the number?
  32. 32.5 is 5% of ?
  33. 33.192 is 60% of ?
  34. 34.Aarav spent ₹76, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  35. 35.Diya spent ₹40, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  36. 36.Dev spent ₹64, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  37. 37.11 is 5% of ?
  38. 38.50% of a number is 64. What is the number?
  39. 39.29 is 10% of ?
  40. 40.15% of a number is 45. What is the number?

Answer key

  1. 60
  2. 270
  3. 50
  4. 15
  5. 240
  6. 150
  7. 10
  8. 370
  9. 400
  10. 255
  11. 70
  12. 300
  13. 4
  14. 10
  15. 95
  16. 288
  17. 380
  18. 110
  19. 330
  20. 340
  21. 200
  22. 350
  23. 60
  24. 320
  25. 375
  26. 50
  27. 108
  28. 225
  29. 296
  30. 170
  31. 200
  32. 100
  33. 320
  34. 380
  35. 400
  36. 128
  37. 220
  38. 128
  39. 290
  40. 300

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