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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 54 · 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 × 2/9 =
  2. 2.1/2 ÷ 1/8 =
  3. 3.2/3 × 1/2 =
  4. 4.2/3 × 1/4 =
  5. 5.4/7 × 1/2 =
  6. 6.1/5 ÷ 1/5 =
  7. 7.1/3 × 3/11 =
  8. 8.3/4 × 2/3 =
  9. 9.1/2 ÷ 1/2 =
  10. 10.1/2 ÷ 1/2 =
  11. 11.4/5 × 1/2 =
  12. 12.4/9 × 9/11 =
  13. 13.1/4 × 4/7 =
  14. 14.3/4 ÷ 1/2 =
  15. 15.1/4 ÷ 3/4 =
  16. 16.8/11 ÷ 2/5 =
  17. 17.1/5 ÷ 7/10 =
  18. 18.3/5 ÷ 1/5 =
  19. 19.4/7 × 1/4 =
  20. 20.6/7 ÷ 8/11 =
  21. 21.1/2 ÷ 3/4 =
  22. 22.1/2 × 2/5 =
  23. 23.1/2 ÷ 1/2 =
  24. 24.1/2 ÷ 5/6 =
  25. 25.4/5 ÷ 1/5 =
  26. 26.1/12 ÷ 3/4 =
  27. 27.3/7 × 8/9 =
  28. 28.1/6 × 8/11 =
  29. 29.3/10 × 1/3 =
  30. 30.1/8 × 2/5 =
  31. 31.1/2 ÷ 1/10 =
  32. 32.1/2 ÷ 1/6 =
  33. 33.4/5 × 1/2 =
  34. 34.7/12 × 2/3 =
  35. 35.1/4 ÷ 5/12 =
  36. 36.2/3 ÷ 1/3 =
  37. 37.3/4 ÷ 1/2 =
  38. 38.1/12 × 4/9 =
  39. 39.5/6 ÷ 1/2 =
  40. 40.5/7 ÷ 4/7 =

Answer key

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

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