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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 78 · 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. 1.3/5 × 2/3 =
  2. 2.1/2 ÷ 3/4 =
  3. 3.4/5 × 1/2 =
  4. 4.1/2 × 2/5 =
  5. 5.4/5 × 1/6 =
  6. 6.1/4 ÷ 5/6 =
  7. 7.1/2 ÷ 5/8 =
  8. 8.1/5 ÷ 3/10 =
  9. 9.3/5 × 2/3 =
  10. 10.1/2 ÷ 1/4 =
  11. 11.3/4 × 1/3 =
  12. 12.2/3 × 3/5 =
  13. 13.4/9 × 1/2 =
  14. 14.2/3 ÷ 5/6 =
  15. 15.2/5 ÷ 3/5 =
  16. 16.5/12 × 3/4 =
  17. 17.3/4 × 4/5 =
  18. 18.3/5 × 2/3 =
  19. 19.2/3 × 1/2 =
  20. 20.2/3 × 1/6 =
  21. 21.1/2 × 2/3 =
  22. 22.8/9 ÷ 1/3 =
  23. 23.5/12 ÷ 1/4 =
  24. 24.3/8 ÷ 1/2 =
  25. 25.1/10 × 6/7 =
  26. 26.3/5 ÷ 3/4 =
  27. 27.1/10 × 5/8 =
  28. 28.1/2 × 2/3 =
  29. 29.2/3 × 1/2 =
  30. 30.2/3 ÷ 2/3 =
  31. 31.1/2 ÷ 1/8 =
  32. 32.1/2 × 6/11 =
  33. 33.2/3 ÷ 2/3 =
  34. 34.11/12 × 4/11 =
  35. 35.5/9 × 2/5 =
  36. 36.1/3 ÷ 2/3 =
  37. 37.1/4 ÷ 1/2 =
  38. 38.5/6 × 4/5 =
  39. 39.4/7 × 7/11 =
  40. 40.2/11 × 1/6 =

Answer key

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

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