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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 108 · 40 questions
TalentJR

The fast method (Cancel first): Dividing? Flip the second fraction and multiply: ÷ 2/3 is × 3/2. Cancel: a top and a bottom that share a factor — divide both by it. Multiply what is left: tops × tops, bottoms × bottoms. A bottom of 1 means a whole number.

NameDateTime takenScore ___ / 40
  1. 1.3/8 × 1/3 =
  2. 2.1/2 ÷ 5/8 =
  3. 3.1/3 ÷ 2/3 =
  4. 4.1/4 × 2/3 =
  5. 5.1/2 × 2/3 =
  6. 6.3/5 × 2/3 =
  7. 7.1/8 ÷ 1/2 =
  8. 8.10/11 × 1/2 =
  9. 9.1/3 × 3/5 =
  10. 10.1/2 × 8/9 =
  11. 11.1/4 ÷ 1/6 =
  12. 12.1/2 ÷ 1/6 =
  13. 13.6/7 ÷ 2/5 =
  14. 14.1/10 ÷ 3/10 =
  15. 15.1/2 ÷ 1/2 =
  16. 16.1/2 ÷ 5/6 =
  17. 17.1/2 ÷ 1/6 =
  18. 18.1/4 ÷ 5/6 =
  19. 19.2/3 ÷ 4/5 =
  20. 20.1/2 × 2/3 =
  21. 21.1/5 × 5/6 =
  22. 22.2/9 ÷ 10/11 =
  23. 23.1/2 × 4/5 =
  24. 24.1/2 × 4/5 =
  25. 25.4/5 × 1/2 =
  26. 26.1/2 ÷ 1/4 =
  27. 27.1/9 ÷ 1/6 =
  28. 28.2/9 ÷ 4/7 =
  29. 29.1/2 ÷ 1/4 =
  30. 30.1/6 × 2/7 =
  31. 31.2/3 ÷ 1/3 =
  32. 32.2/3 × 3/4 =
  33. 33.5/6 ÷ 1/2 =
  34. 34.7/8 ÷ 3/4 =
  35. 35.4/9 × 1/2 =
  36. 36.10/11 ÷ 7/11 =
  37. 37.2/5 × 1/6 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.5/12 ÷ 1/3 =
  40. 40.3/10 ÷ 1/2 =

Answer key

  1. 1/8
  2. 4/5
  3. 1/2
  4. 1/6
  5. 1/3
  6. 2/5
  7. 1/4
  8. 5/11
  9. 1/5
  10. 4/9
  11. 3/2
  12. 3
  13. 15/7
  14. 1/3
  15. 1
  16. 3/5
  17. 3
  18. 3/10
  19. 5/6
  20. 1/3
  21. 1/6
  22. 11/45
  23. 2/5
  24. 2/5
  25. 2/5
  26. 2
  27. 2/3
  28. 7/18
  29. 2
  30. 1/21
  31. 2
  32. 1/2
  33. 5/3
  34. 7/6
  35. 2/9
  36. 10/7
  37. 1/15
  38. 1
  39. 5/4
  40. 3/5

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