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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 687 · 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. 1.8/9 ÷ 10/11 =
  2. 2.1/2 × 2/3 =
  3. 3.2/3 ÷ 1/3 =
  4. 4.1/4 × 6/11 =
  5. 5.1/2 × 2/3 =
  6. 6.1/2 × 2/3 =
  7. 7.2/7 × 7/12 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.3/4 ÷ 6/7 =
  10. 10.8/9 × 3/10 =
  11. 11.2/3 ÷ 2/3 =
  12. 12.1/3 × 3/11 =
  13. 13.3/10 × 2/3 =
  14. 14.1/6 ÷ 7/9 =
  15. 15.1/3 ÷ 8/9 =
  16. 16.1/3 ÷ 1/3 =
  17. 17.2/5 × 3/4 =
  18. 18.1/8 × 2/3 =
  19. 19.1/10 × 5/6 =
  20. 20.4/5 × 1/2 =
  21. 21.1/2 ÷ 1/2 =
  22. 22.1/12 × 8/9 =
  23. 23.1/4 ÷ 1/2 =
  24. 24.1/4 ÷ 1/2 =
  25. 25.3/5 × 1/6 =
  26. 26.2/3 × 6/7 =
  27. 27.2/9 × 5/6 =
  28. 28.1/9 ÷ 1/3 =
  29. 29.7/11 ÷ 5/11 =
  30. 30.1/4 ÷ 3/4 =
  31. 31.6/7 × 3/4 =
  32. 32.1/6 ÷ 2/3 =
  33. 33.1/4 ÷ 1/4 =
  34. 34.1/4 × 2/9 =
  35. 35.3/4 ÷ 5/6 =
  36. 36.1/6 ÷ 1/2 =
  37. 37.1/9 × 3/4 =
  38. 38.1/9 ÷ 1/3 =
  39. 39.5/6 × 4/9 =
  40. 40.2/5 × 3/4 =

Answer key

  1. 44/45
  2. 1/3
  3. 2
  4. 3/22
  5. 1/3
  6. 1/3
  7. 1/6
  8. 1
  9. 7/8
  10. 4/15
  11. 1
  12. 1/11
  13. 1/5
  14. 3/14
  15. 3/8
  16. 1
  17. 3/10
  18. 1/12
  19. 1/12
  20. 2/5
  21. 1
  22. 2/27
  23. 1/2
  24. 1/2
  25. 1/10
  26. 4/7
  27. 5/27
  28. 1/3
  29. 7/5
  30. 1/3
  31. 9/14
  32. 1/4
  33. 1
  34. 1/18
  35. 9/10
  36. 1/3
  37. 1/12
  38. 1/3
  39. 10/27
  40. 3/10

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