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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 297 · 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.?% of 300 = 129
  2. 2.?% of 20 = 15
  3. 3.162 is what percent of 300?
  4. 4.What percent of 20 is 2?
  5. 5.What percent of 120 is 18?
  6. 6.30 is what percent of 40?
  7. 7.455 is what percent of 500?
  8. 8.?% of 150 = 126
  9. 9.17 is what percent of 25?
  10. 10.200 is what percent of 400?
  11. 11.What percent of 500 is 370?
  12. 12.What percent of 25 is 9?
  13. 13.28 is what percent of 80?
  14. 14.?% of 25 = 19
  15. 15.18 is what percent of 40?
  16. 16.?% of 250 = 185
  17. 17.90 is what percent of 500?
  18. 18.?% of 150 = 96
  19. 19.What percent of 25 is 4?
  20. 20.84 is what percent of 300?
  21. 21.What percent of 200 is 58?
  22. 22.?% of 80 = 36
  23. 23.What percent of 250 is 160?
  24. 24.20 is what percent of 80?
  25. 25.13 is what percent of 20?
  26. 26.?% of 20 = 12
  27. 27.?% of 300 = 189
  28. 28.135 is what percent of 300?
  29. 29.What percent of 80 is 16?
  30. 30.?% of 20 = 1
  31. 31.What percent of 50 is 36?
  32. 32.166 is what percent of 200?
  33. 33.?% of 400 = 192
  34. 34.What percent of 500 is 300?
  35. 35.?% of 500 = 105
  36. 36.What percent of 120 is 72?
  37. 37.What percent of 400 is 148?
  38. 38.What percent of 50 is 20?
  39. 39.?% of 60 = 39
  40. 40.What percent of 50 is 23?

Answer key

  1. 43
  2. 75
  3. 54
  4. 10
  5. 15
  6. 75
  7. 91
  8. 84
  9. 68
  10. 50
  11. 74
  12. 36
  13. 35
  14. 76
  15. 45
  16. 74
  17. 18
  18. 64
  19. 16
  20. 28
  21. 29
  22. 45
  23. 64
  24. 25
  25. 65
  26. 60
  27. 63
  28. 45
  29. 20
  30. 5
  31. 72
  32. 83
  33. 48
  34. 60
  35. 21
  36. 60
  37. 37
  38. 40
  39. 65
  40. 46

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