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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 599 · 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. 1.3 is what percent of 20?
  2. 2.What percent of 40 is 28?
  3. 3.126 is what percent of 150?
  4. 4.What percent of 60 is 42?
  5. 5.What percent of 500 is 145?
  6. 6.?% of 25 = 19
  7. 7.?% of 150 = 36
  8. 8.?% of 400 = 140
  9. 9.?% of 50 = 43
  10. 10.?% of 60 = 51
  11. 11.145 is what percent of 250?
  12. 12.?% of 300 = 201
  13. 13.What percent of 150 is 24?
  14. 14.What percent of 300 is 216?
  15. 15.201 is what percent of 300?
  16. 16.What percent of 250 is 205?
  17. 17.30 is what percent of 250?
  18. 18.?% of 300 = 231
  19. 19.What percent of 120 is 72?
  20. 20.What percent of 150 is 69?
  21. 21.What percent of 40 is 36?
  22. 22.28 is what percent of 80?
  23. 23.465 is what percent of 500?
  24. 24.What percent of 500 is 365?
  25. 25.?% of 300 = 27
  26. 26.4 is what percent of 50?
  27. 27.70 is what percent of 250?
  28. 28.What percent of 120 is 30?
  29. 29.?% of 50 = 34
  30. 30.What percent of 25 is 22?
  31. 31.?% of 150 = 114
  32. 32.?% of 80 = 48
  33. 33.What percent of 500 is 55?
  34. 34.What percent of 150 is 48?
  35. 35.11 is what percent of 20?
  36. 36.What percent of 25 is 6?
  37. 37.What percent of 500 is 455?
  38. 38.135 is what percent of 500?
  39. 39.What percent of 150 is 36?
  40. 40.What percent of 120 is 108?

Answer key

  1. 15
  2. 70
  3. 84
  4. 70
  5. 29
  6. 76
  7. 24
  8. 35
  9. 86
  10. 85
  11. 58
  12. 67
  13. 16
  14. 72
  15. 67
  16. 82
  17. 12
  18. 77
  19. 60
  20. 46
  21. 90
  22. 35
  23. 93
  24. 73
  25. 9
  26. 8
  27. 28
  28. 25
  29. 68
  30. 88
  31. 76
  32. 60
  33. 11
  34. 32
  35. 55
  36. 24
  37. 91
  38. 27
  39. 24
  40. 90

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