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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 284 · 40 questions
TalentJR

How to work it out (Part over whole): Find the whole (the number after “of”) and the part. Percent = part ÷ whole × 100. Multiply the part by 100 first, then divide by the whole: 18 × 100 = 1800, and 1800 ÷ 72 = 25, so 25%.

NameDateTime takenScore ___ / 40
  1. 1.105 is what percent of 500?
  2. 2.?% of 20 = 2
  3. 3.What percent of 200 is 64?
  4. 4.47 is what percent of 50?
  5. 5.243 is what percent of 300?
  6. 6.160 is what percent of 200?
  7. 7.84 is what percent of 200?
  8. 8.12 is what percent of 40?
  9. 9.10 is what percent of 40?
  10. 10.?% of 150 = 69
  11. 11.What percent of 200 is 26?
  12. 12.34 is what percent of 50?
  13. 13.What percent of 40 is 2?
  14. 14.?% of 50 = 37
  15. 15.?% of 25 = 20
  16. 16.?% of 250 = 25
  17. 17.?% of 120 = 66
  18. 18.What percent of 50 is 35?
  19. 19.?% of 200 = 56
  20. 20.?% of 150 = 81
  21. 21.?% of 25 = 12
  22. 22.What percent of 120 is 30?
  23. 23.30 is what percent of 40?
  24. 24.?% of 200 = 130
  25. 25.104 is what percent of 200?
  26. 26.?% of 300 = 66
  27. 27.38 is what percent of 40?
  28. 28.?% of 250 = 205
  29. 29.40 is what percent of 80?
  30. 30.What percent of 250 is 20?
  31. 31.273 is what percent of 300?
  32. 32.126 is what percent of 150?
  33. 33.What percent of 40 is 38?
  34. 34.What percent of 500 is 470?
  35. 35.?% of 80 = 24
  36. 36.12 is what percent of 25?
  37. 37.What percent of 500 is 295?
  38. 38.34 is what percent of 40?
  39. 39.102 is what percent of 150?
  40. 40.6 is what percent of 25?

Answer key

  1. 21
  2. 10
  3. 32
  4. 94
  5. 81
  6. 80
  7. 42
  8. 30
  9. 25
  10. 46
  11. 13
  12. 68
  13. 5
  14. 74
  15. 80
  16. 10
  17. 55
  18. 70
  19. 28
  20. 54
  21. 48
  22. 25
  23. 75
  24. 65
  25. 52
  26. 22
  27. 95
  28. 82
  29. 50
  30. 8
  31. 91
  32. 84
  33. 95
  34. 94
  35. 30
  36. 48
  37. 59
  38. 85
  39. 68
  40. 24

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