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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 746 · 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. 1.2/7 × 11/12 =
  2. 2.3/5 × 1/3 =
  3. 3.1/2 × 6/11 =
  4. 4.2/3 × 1/4 =
  5. 5.1/2 × 4/7 =
  6. 6.5/6 ÷ 3/10 =
  7. 7.1/10 × 2/3 =
  8. 8.1/2 ÷ 9/10 =
  9. 9.3/10 ÷ 2/5 =
  10. 10.5/7 × 1/5 =
  11. 11.1/10 ÷ 1/2 =
  12. 12.2/9 × 1/6 =
  13. 13.11/12 ÷ 1/2 =
  14. 14.1/2 ÷ 1/2 =
  15. 15.6/11 ÷ 10/11 =
  16. 16.1/6 ÷ 3/4 =
  17. 17.3/5 ÷ 9/10 =
  18. 18.1/3 ÷ 1/6 =
  19. 19.2/3 ÷ 4/9 =
  20. 20.2/3 ÷ 1/3 =
  21. 21.3/4 × 2/3 =
  22. 22.2/3 × 3/5 =
  23. 23.1/2 ÷ 1/2 =
  24. 24.8/11 × 1/2 =
  25. 25.4/7 × 7/9 =
  26. 26.4/5 × 1/6 =
  27. 27.3/4 ÷ 1/2 =
  28. 28.3/4 ÷ 1/2 =
  29. 29.4/7 × 5/6 =
  30. 30.1/3 ÷ 5/6 =
  31. 31.1/2 × 2/5 =
  32. 32.3/4 × 4/5 =
  33. 33.2/11 × 1/8 =
  34. 34.4/7 × 1/2 =
  35. 35.1/4 ÷ 7/8 =
  36. 36.1/2 ÷ 1/2 =
  37. 37.3/4 ÷ 1/4 =
  38. 38.1/2 ÷ 7/10 =
  39. 39.1/2 × 2/5 =
  40. 40.3/4 ÷ 1/2 =

Answer key

  1. 11/42
  2. 1/5
  3. 3/11
  4. 1/6
  5. 2/7
  6. 25/9
  7. 1/15
  8. 5/9
  9. 3/4
  10. 1/7
  11. 1/5
  12. 1/27
  13. 11/6
  14. 1
  15. 3/5
  16. 2/9
  17. 2/3
  18. 2
  19. 3/2
  20. 2
  21. 1/2
  22. 2/5
  23. 1
  24. 4/11
  25. 4/9
  26. 2/15
  27. 3/2
  28. 3/2
  29. 10/21
  30. 2/5
  31. 1/5
  32. 3/5
  33. 1/44
  34. 2/7
  35. 2/7
  36. 1
  37. 3
  38. 5/7
  39. 1/5
  40. 3/2

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