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What Percent Is a of b Worksheet

Percentage lesson 7: What percent is one number of another? · Set 282 · 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.?% of 400 = 332
  2. 2.?% of 50 = 10
  3. 3.What percent of 200 is 30?
  4. 4.What percent of 250 is 75?
  5. 5.440 is what percent of 500?
  6. 6.10 is what percent of 20?
  7. 7.?% of 150 = 57
  8. 8.72 is what percent of 80?
  9. 9.111 is what percent of 150?
  10. 10.?% of 150 = 90
  11. 11.90 is what percent of 250?
  12. 12.?% of 150 = 120
  13. 13.33 is what percent of 60?
  14. 14.?% of 300 = 141
  15. 15.12 is what percent of 120?
  16. 16.248 is what percent of 400?
  17. 17.?% of 400 = 68
  18. 18.?% of 80 = 4
  19. 19.222 is what percent of 300?
  20. 20.6 is what percent of 20?
  21. 21.43 is what percent of 50?
  22. 22.What percent of 200 is 148?
  23. 23.168 is what percent of 200?
  24. 24.260 is what percent of 400?
  25. 25.What percent of 60 is 33?
  26. 26.?% of 300 = 123
  27. 27.15 is what percent of 20?
  28. 28.What percent of 300 is 66?
  29. 29.What percent of 500 is 310?
  30. 30.87 is what percent of 150?
  31. 31.324 is what percent of 400?
  32. 32.What percent of 80 is 36?
  33. 33.330 is what percent of 500?
  34. 34.What percent of 60 is 18?
  35. 35.What percent of 80 is 44?
  36. 36.What percent of 120 is 54?
  37. 37.What percent of 20 is 16?
  38. 38.?% of 500 = 315
  39. 39.4 is what percent of 80?
  40. 40.What percent of 500 is 260?

Answer key

  1. 83
  2. 20
  3. 15
  4. 30
  5. 88
  6. 50
  7. 38
  8. 90
  9. 74
  10. 60
  11. 36
  12. 80
  13. 55
  14. 47
  15. 10
  16. 62
  17. 17
  18. 5
  19. 74
  20. 30
  21. 86
  22. 74
  23. 84
  24. 65
  25. 55
  26. 41
  27. 75
  28. 22
  29. 62
  30. 58
  31. 81
  32. 45
  33. 66
  34. 30
  35. 55
  36. 45
  37. 80
  38. 63
  39. 5
  40. 52

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