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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 119 · 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. 1.51 is what percent of 300?
  2. 2.What percent of 25 is 22?
  3. 3.240 is what percent of 400?
  4. 4.?% of 500 = 465
  5. 5.?% of 250 = 155
  6. 6.What percent of 25 is 10?
  7. 7.?% of 20 = 14
  8. 8.6 is what percent of 60?
  9. 9.164 is what percent of 200?
  10. 10.What percent of 50 is 27?
  11. 11.What percent of 120 is 78?
  12. 12.What percent of 25 is 12?
  13. 13.7 is what percent of 20?
  14. 14.What percent of 25 is 3?
  15. 15.25 is what percent of 250?
  16. 16.?% of 50 = 5
  17. 17.?% of 20 = 10
  18. 18.What percent of 20 is 16?
  19. 19.?% of 300 = 228
  20. 20.What percent of 150 is 33?
  21. 21.What percent of 40 is 34?
  22. 22.?% of 150 = 132
  23. 23.20 is what percent of 40?
  24. 24.?% of 60 = 30
  25. 25.?% of 300 = 195
  26. 26.?% of 200 = 28
  27. 27.5 is what percent of 20?
  28. 28.36 is what percent of 80?
  29. 29.?% of 150 = 78
  30. 30.What percent of 25 is 2?
  31. 31.What percent of 150 is 111?
  32. 32.?% of 20 = 6
  33. 33.?% of 25 = 4
  34. 34.What percent of 40 is 28?
  35. 35.What percent of 300 is 240?
  36. 36.?% of 80 = 12
  37. 37.355 is what percent of 500?
  38. 38.What percent of 500 is 70?
  39. 39.What percent of 300 is 114?
  40. 40.What percent of 400 is 88?

Answer key

  1. 17
  2. 88
  3. 60
  4. 93
  5. 62
  6. 40
  7. 70
  8. 10
  9. 82
  10. 54
  11. 65
  12. 48
  13. 35
  14. 12
  15. 10
  16. 10
  17. 50
  18. 80
  19. 76
  20. 22
  21. 85
  22. 88
  23. 50
  24. 50
  25. 65
  26. 14
  27. 25
  28. 45
  29. 52
  30. 8
  31. 74
  32. 30
  33. 16
  34. 70
  35. 80
  36. 15
  37. 71
  38. 14
  39. 38
  40. 22

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