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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 795 · 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 120 is 90?
  2. 2.?% of 500 = 255
  3. 3.What percent of 120 is 30?
  4. 4.3 is what percent of 25?
  5. 5.18 is what percent of 40?
  6. 6.What percent of 200 is 58?
  7. 7.?% of 20 = 13
  8. 8.?% of 500 = 165
  9. 9.What percent of 300 is 204?
  10. 10.What percent of 20 is 19?
  11. 11.What percent of 300 is 174?
  12. 12.?% of 40 = 4
  13. 13.?% of 150 = 93
  14. 14.243 is what percent of 300?
  15. 15.20 is what percent of 250?
  16. 16.What percent of 80 is 64?
  17. 17.?% of 50 = 4
  18. 18.What percent of 120 is 102?
  19. 19.What percent of 250 is 130?
  20. 20.What percent of 60 is 42?
  21. 21.?% of 50 = 12
  22. 22.90 is what percent of 300?
  23. 23.What percent of 150 is 57?
  24. 24.20 is what percent of 80?
  25. 25.What percent of 40 is 8?
  26. 26.What percent of 150 is 111?
  27. 27.44 is what percent of 80?
  28. 28.What percent of 400 is 108?
  29. 29.What percent of 250 is 25?
  30. 30.What percent of 50 is 21?
  31. 31.32 is what percent of 80?
  32. 32.What percent of 200 is 12?
  33. 33.?% of 250 = 50
  34. 34.135 is what percent of 150?
  35. 35.What percent of 250 is 165?
  36. 36.What percent of 20 is 8?
  37. 37.?% of 400 = 376
  38. 38.What percent of 250 is 175?
  39. 39.What percent of 200 is 156?
  40. 40.?% of 50 = 46

Answer key

  1. 75
  2. 51
  3. 25
  4. 12
  5. 45
  6. 29
  7. 65
  8. 33
  9. 68
  10. 95
  11. 58
  12. 10
  13. 62
  14. 81
  15. 8
  16. 80
  17. 8
  18. 85
  19. 52
  20. 70
  21. 24
  22. 30
  23. 38
  24. 25
  25. 20
  26. 74
  27. 55
  28. 27
  29. 10
  30. 42
  31. 40
  32. 6
  33. 20
  34. 90
  35. 66
  36. 40
  37. 94
  38. 70
  39. 78
  40. 92

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