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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 676 · 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. 1.9 is what percent of 50?
  2. 2.What percent of 500 is 305?
  3. 3.?% of 400 = 180
  4. 4.What percent of 400 is 200?
  5. 5.9 is what percent of 20?
  6. 6.81 is what percent of 150?
  7. 7.?% of 50 = 8
  8. 8.252 is what percent of 400?
  9. 9.What percent of 250 is 70?
  10. 10.2 is what percent of 20?
  11. 11.?% of 20 = 5
  12. 12.?% of 120 = 42
  13. 13.What percent of 200 is 48?
  14. 14.12 is what percent of 60?
  15. 15.?% of 25 = 7
  16. 16.What percent of 20 is 14?
  17. 17.What percent of 150 is 27?
  18. 18.What percent of 50 is 9?
  19. 19.4 is what percent of 80?
  20. 20.What percent of 60 is 36?
  21. 21.?% of 500 = 345
  22. 22.8 is what percent of 20?
  23. 23.?% of 80 = 76
  24. 24.?% of 120 = 54
  25. 25.21 is what percent of 60?
  26. 26.What percent of 20 is 1?
  27. 27.?% of 120 = 18
  28. 28.17 is what percent of 20?
  29. 29.?% of 500 = 95
  30. 30.126 is what percent of 200?
  31. 31.28 is what percent of 40?
  32. 32.180 is what percent of 300?
  33. 33.?% of 60 = 18
  34. 34.What percent of 120 is 108?
  35. 35.?% of 150 = 114
  36. 36.What percent of 60 is 12?
  37. 37.40 is what percent of 200?
  38. 38.?% of 300 = 99
  39. 39.What percent of 25 is 14?
  40. 40.250 is what percent of 500?

Answer key

  1. 18
  2. 61
  3. 45
  4. 50
  5. 45
  6. 54
  7. 16
  8. 63
  9. 28
  10. 10
  11. 25
  12. 35
  13. 24
  14. 20
  15. 28
  16. 70
  17. 18
  18. 18
  19. 5
  20. 60
  21. 69
  22. 40
  23. 95
  24. 45
  25. 35
  26. 5
  27. 15
  28. 85
  29. 19
  30. 63
  31. 70
  32. 60
  33. 30
  34. 90
  35. 76
  36. 20
  37. 20
  38. 33
  39. 56
  40. 50

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