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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 30 · 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. 1.1/2 × 2/3 =
  2. 2.2/5 × 1/2 =
  3. 3.1/3 × 3/4 =
  4. 4.1/2 × 2/3 =
  5. 5.4/11 × 1/2 =
  6. 6.1/6 ÷ 1/2 =
  7. 7.3/4 × 4/7 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.1/2 × 6/7 =
  10. 10.2/7 ÷ 3/7 =
  11. 11.1/2 × 4/9 =
  12. 12.5/6 ÷ 1/3 =
  13. 13.1/6 ÷ 1/2 =
  14. 14.1/3 × 3/4 =
  15. 15.2/3 × 1/2 =
  16. 16.3/4 × 2/5 =
  17. 17.5/6 × 2/5 =
  18. 18.1/6 ÷ 1/12 =
  19. 19.6/11 × 1/6 =
  20. 20.10/11 × 1/2 =
  21. 21.1/4 ÷ 1/2 =
  22. 22.3/4 ÷ 1/6 =
  23. 23.1/3 ÷ 1/12 =
  24. 24.2/5 × 1/2 =
  25. 25.2/5 × 1/4 =
  26. 26.1/2 ÷ 1/2 =
  27. 27.3/4 ÷ 3/4 =
  28. 28.7/8 ÷ 1/2 =
  29. 29.1/2 × 4/9 =
  30. 30.1/4 ÷ 3/4 =
  31. 31.6/11 × 1/3 =
  32. 32.1/4 × 2/3 =
  33. 33.2/9 × 1/4 =
  34. 34.1/12 × 3/4 =
  35. 35.2/3 ÷ 6/7 =
  36. 36.1/2 ÷ 1/6 =
  37. 37.3/8 ÷ 1/8 =
  38. 38.5/8 ÷ 3/4 =
  39. 39.1/3 × 3/5 =
  40. 40.5/11 × 3/5 =

Answer key

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

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