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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 290 · 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.What percent of 25 is 17?
  2. 2.?% of 40 = 18
  3. 3.7 is what percent of 20?
  4. 4.?% of 120 = 6
  5. 5.12 is what percent of 60?
  6. 6.What percent of 500 is 160?
  7. 7.?% of 60 = 57
  8. 8.54 is what percent of 60?
  9. 9.What percent of 300 is 237?
  10. 10.What percent of 50 is 35?
  11. 11.What percent of 150 is 57?
  12. 12.?% of 150 = 60
  13. 13.?% of 50 = 35
  14. 14.6 is what percent of 40?
  15. 15.?% of 25 = 11
  16. 16.138 is what percent of 150?
  17. 17.What percent of 400 is 304?
  18. 18.?% of 20 = 5
  19. 19.?% of 50 = 38
  20. 20.?% of 250 = 125
  21. 21.What percent of 60 is 18?
  22. 22.13 is what percent of 25?
  23. 23.What percent of 20 is 2?
  24. 24.What percent of 60 is 9?
  25. 25.What percent of 80 is 24?
  26. 26.What percent of 50 is 13?
  27. 27.?% of 500 = 240
  28. 28.What percent of 20 is 8?
  29. 29.What percent of 60 is 33?
  30. 30.?% of 300 = 66
  31. 31.21 is what percent of 25?
  32. 32.340 is what percent of 400?
  33. 33.What percent of 50 is 21?
  34. 34.?% of 500 = 350
  35. 35.?% of 20 = 18
  36. 36.?% of 250 = 160
  37. 37.?% of 120 = 72
  38. 38.What percent of 60 is 24?
  39. 39.What percent of 20 is 4?
  40. 40.What percent of 250 is 155?

Answer key

  1. 68
  2. 45
  3. 35
  4. 5
  5. 20
  6. 32
  7. 95
  8. 90
  9. 79
  10. 70
  11. 38
  12. 40
  13. 70
  14. 15
  15. 44
  16. 92
  17. 76
  18. 25
  19. 76
  20. 50
  21. 30
  22. 52
  23. 10
  24. 15
  25. 30
  26. 26
  27. 48
  28. 40
  29. 55
  30. 22
  31. 84
  32. 85
  33. 42
  34. 70
  35. 90
  36. 64
  37. 60
  38. 40
  39. 20
  40. 62

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