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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 726 · 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. 1.5/6 × 3/4 =
  2. 2.3/4 × 1/6 =
  3. 3.5/12 × 3/5 =
  4. 4.3/4 ÷ 3/7 =
  5. 5.3/7 × 1/9 =
  6. 6.1/2 × 2/3 =
  7. 7.5/12 × 2/7 =
  8. 8.1/2 × 2/3 =
  9. 9.1/2 ÷ 1/6 =
  10. 10.1/4 × 2/3 =
  11. 11.6/7 × 1/6 =
  12. 12.7/11 ÷ 3/11 =
  13. 13.3/8 × 1/12 =
  14. 14.1/3 ÷ 2/3 =
  15. 15.3/8 ÷ 3/4 =
  16. 16.1/3 ÷ 1/6 =
  17. 17.1/4 ÷ 3/4 =
  18. 18.1/3 × 3/8 =
  19. 19.2/9 ÷ 2/5 =
  20. 20.1/2 ÷ 1/6 =
  21. 21.1/2 × 2/5 =
  22. 22.1/4 ÷ 1/2 =
  23. 23.6/11 × 1/9 =
  24. 24.6/7 × 1/3 =
  25. 25.1/4 ÷ 3/4 =
  26. 26.2/3 × 1/2 =
  27. 27.3/4 × 1/6 =
  28. 28.1/2 ÷ 1/2 =
  29. 29.1/2 ÷ 1/2 =
  30. 30.6/11 × 2/3 =
  31. 31.3/4 × 1/3 =
  32. 32.4/9 × 3/10 =
  33. 33.2/9 × 11/12 =
  34. 34.2/9 ÷ 6/7 =
  35. 35.1/2 × 2/5 =
  36. 36.7/9 ÷ 2/3 =
  37. 37.1/2 × 4/5 =
  38. 38.1/2 ÷ 1/4 =
  39. 39.8/9 × 1/12 =
  40. 40.1/12 × 4/7 =

Answer key

  1. 5/8
  2. 1/8
  3. 1/4
  4. 7/4
  5. 1/21
  6. 1/3
  7. 5/42
  8. 1/3
  9. 3
  10. 1/6
  11. 1/7
  12. 7/3
  13. 1/32
  14. 1/2
  15. 1/2
  16. 2
  17. 1/3
  18. 1/8
  19. 5/9
  20. 3
  21. 1/5
  22. 1/2
  23. 2/33
  24. 2/7
  25. 1/3
  26. 1/3
  27. 1/8
  28. 1
  29. 1
  30. 4/11
  31. 1/4
  32. 2/15
  33. 11/54
  34. 7/27
  35. 1/5
  36. 7/6
  37. 2/5
  38. 2
  39. 2/27
  40. 1/21

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