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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 69 · 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 21?
  2. 2.What percent of 300 is 189?
  3. 3.?% of 250 = 40
  4. 4.What percent of 60 is 30?
  5. 5.What percent of 250 is 30?
  6. 6.?% of 150 = 111
  7. 7.340 is what percent of 400?
  8. 8.What percent of 60 is 12?
  9. 9.140 is what percent of 250?
  10. 10.?% of 150 = 45
  11. 11.What percent of 500 is 265?
  12. 12.15 is what percent of 60?
  13. 13.What percent of 300 is 129?
  14. 14.What percent of 150 is 129?
  15. 15.What percent of 50 is 7?
  16. 16.42 is what percent of 50?
  17. 17.4 is what percent of 40?
  18. 18.What percent of 20 is 7?
  19. 19.?% of 250 = 95
  20. 20.What percent of 20 is 1?
  21. 21.10 is what percent of 40?
  22. 22.475 is what percent of 500?
  23. 23.252 is what percent of 400?
  24. 24.175 is what percent of 250?
  25. 25.What percent of 150 is 75?
  26. 26.70 is what percent of 500?
  27. 27.What percent of 250 is 150?
  28. 28.332 is what percent of 400?
  29. 29.?% of 150 = 36
  30. 30.?% of 500 = 230
  31. 31.What percent of 60 is 39?
  32. 32.?% of 80 = 44
  33. 33.What percent of 250 is 60?
  34. 34.What percent of 500 is 240?
  35. 35.?% of 150 = 21
  36. 36.?% of 20 = 14
  37. 37.What percent of 80 is 16?
  38. 38.What percent of 150 is 117?
  39. 39.2 is what percent of 20?
  40. 40.22 is what percent of 25?

Answer key

  1. 84
  2. 63
  3. 16
  4. 50
  5. 12
  6. 74
  7. 85
  8. 20
  9. 56
  10. 30
  11. 53
  12. 25
  13. 43
  14. 86
  15. 14
  16. 84
  17. 10
  18. 35
  19. 38
  20. 5
  21. 25
  22. 95
  23. 63
  24. 70
  25. 50
  26. 14
  27. 60
  28. 83
  29. 24
  30. 46
  31. 65
  32. 55
  33. 24
  34. 48
  35. 14
  36. 70
  37. 20
  38. 78
  39. 10
  40. 88

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