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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 594 · 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. 1.138 is what percent of 150?
  2. 2.What percent of 300 is 171?
  3. 3.154 is what percent of 200?
  4. 4.?% of 25 = 7
  5. 5.2 is what percent of 25?
  6. 6.?% of 40 = 36
  7. 7.?% of 250 = 160
  8. 8.?% of 300 = 177
  9. 9.?% of 400 = 192
  10. 10.What percent of 20 is 4?
  11. 11.What percent of 500 is 315?
  12. 12.What percent of 300 is 39?
  13. 13.?% of 150 = 93
  14. 14.What percent of 25 is 2?
  15. 15.132 is what percent of 150?
  16. 16.What percent of 250 is 45?
  17. 17.30 is what percent of 120?
  18. 18.What percent of 400 is 180?
  19. 19.?% of 500 = 450
  20. 20.What percent of 20 is 11?
  21. 21.?% of 40 = 2
  22. 22.What percent of 150 is 75?
  23. 23.?% of 400 = 312
  24. 24.What percent of 500 is 70?
  25. 25.63 is what percent of 150?
  26. 26.What percent of 120 is 72?
  27. 27.7 is what percent of 50?
  28. 28.?% of 500 = 360
  29. 29.What percent of 50 is 41?
  30. 30.44 is what percent of 80?
  31. 31.76 is what percent of 80?
  32. 32.92 is what percent of 400?
  33. 33.What percent of 250 is 175?
  34. 34.?% of 150 = 129
  35. 35.9 is what percent of 25?
  36. 36.What percent of 150 is 69?
  37. 37.60 is what percent of 150?
  38. 38.?% of 80 = 40
  39. 39.What percent of 60 is 48?
  40. 40.105 is what percent of 500?

Answer key

  1. 92
  2. 57
  3. 77
  4. 28
  5. 8
  6. 90
  7. 64
  8. 59
  9. 48
  10. 20
  11. 63
  12. 13
  13. 62
  14. 8
  15. 88
  16. 18
  17. 25
  18. 45
  19. 90
  20. 55
  21. 5
  22. 50
  23. 78
  24. 14
  25. 42
  26. 60
  27. 14
  28. 72
  29. 82
  30. 55
  31. 95
  32. 23
  33. 70
  34. 86
  35. 36
  36. 46
  37. 40
  38. 50
  39. 80
  40. 21

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