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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 16 · 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. 1.2/3 × 3/4 =
  2. 2.2/11 × 1/2 =
  3. 3.3/4 ÷ 1/2 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.3/5 × 2/9 =
  6. 6.1/2 × 8/11 =
  7. 7.1/3 × 3/4 =
  8. 8.10/11 ÷ 2/5 =
  9. 9.7/9 ÷ 7/9 =
  10. 10.9/10 × 4/9 =
  11. 11.1/2 × 2/3 =
  12. 12.7/12 ÷ 5/6 =
  13. 13.3/11 ÷ 8/11 =
  14. 14.3/4 × 1/3 =
  15. 15.1/3 × 3/4 =
  16. 16.7/12 × 4/7 =
  17. 17.3/4 × 1/3 =
  18. 18.2/9 × 7/8 =
  19. 19.2/9 ÷ 1/3 =
  20. 20.8/11 ÷ 2/3 =
  21. 21.11/12 ÷ 1/6 =
  22. 22.1/2 × 2/5 =
  23. 23.9/11 ÷ 3/4 =
  24. 24.1/6 ÷ 1/2 =
  25. 25.1/2 ÷ 7/12 =
  26. 26.1/6 × 2/5 =
  27. 27.11/12 ÷ 2/9 =
  28. 28.1/2 × 6/11 =
  29. 29.8/9 × 1/4 =
  30. 30.5/6 ÷ 1/2 =
  31. 31.2/11 × 1/2 =
  32. 32.1/6 ÷ 1/9 =
  33. 33.1/2 ÷ 1/2 =
  34. 34.3/11 ÷ 3/10 =
  35. 35.1/2 × 2/9 =
  36. 36.2/3 × 5/6 =
  37. 37.7/12 × 8/9 =
  38. 38.5/6 ÷ 1/3 =
  39. 39.3/11 × 8/9 =
  40. 40.1/8 ÷ 3/4 =

Answer key

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

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