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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 356 · 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. 1.10/11 ÷ 2/3 =
  2. 2.2/7 × 1/2 =
  3. 3.6/7 × 3/8 =
  4. 4.1/2 ÷ 1/4 =
  5. 5.2/5 × 5/12 =
  6. 6.1/12 ÷ 2/3 =
  7. 7.1/2 × 4/5 =
  8. 8.1/3 ÷ 1/3 =
  9. 9.3/4 ÷ 3/5 =
  10. 10.10/11 × 1/2 =
  11. 11.2/3 × 1/2 =
  12. 12.2/5 ÷ 4/9 =
  13. 13.1/2 ÷ 1/2 =
  14. 14.5/12 ÷ 5/6 =
  15. 15.1/6 ÷ 1/3 =
  16. 16.8/9 × 1/2 =
  17. 17.1/2 ÷ 1/2 =
  18. 18.3/4 × 4/9 =
  19. 19.5/7 × 7/10 =
  20. 20.5/6 × 2/5 =
  21. 21.4/7 × 7/8 =
  22. 22.1/8 × 2/3 =
  23. 23.1/2 ÷ 1/12 =
  24. 24.3/5 ÷ 3/4 =
  25. 25.3/4 × 2/9 =
  26. 26.1/2 × 4/7 =
  27. 27.1/2 ÷ 7/12 =
  28. 28.2/9 ÷ 1/3 =
  29. 29.3/4 ÷ 1/2 =
  30. 30.1/4 ÷ 1/10 =
  31. 31.2/3 × 3/11 =
  32. 32.9/11 ÷ 2/11 =
  33. 33.3/8 × 8/11 =
  34. 34.4/11 × 1/4 =
  35. 35.2/3 × 7/12 =
  36. 36.3/4 × 4/5 =
  37. 37.2/9 ÷ 8/11 =
  38. 38.1/9 ÷ 1/3 =
  39. 39.2/7 ÷ 4/11 =
  40. 40.4/5 × 5/12 =

Answer key

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

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