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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 649 · 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. 1.3/11 ÷ 6/11 =
  2. 2.2/3 × 1/2 =
  3. 3.7/12 × 2/3 =
  4. 4.5/6 × 2/3 =
  5. 5.1/9 × 3/4 =
  6. 6.1/2 ÷ 1/2 =
  7. 7.2/3 ÷ 1/9 =
  8. 8.4/5 ÷ 3/5 =
  9. 9.2/9 ÷ 2/5 =
  10. 10.4/7 × 3/4 =
  11. 11.1/2 × 4/5 =
  12. 12.3/5 × 5/12 =
  13. 13.1/2 ÷ 3/4 =
  14. 14.3/7 × 2/3 =
  15. 15.9/10 ÷ 1/2 =
  16. 16.2/3 × 1/2 =
  17. 17.2/3 × 1/4 =
  18. 18.1/4 × 4/5 =
  19. 19.1/5 × 5/12 =
  20. 20.7/8 ÷ 1/2 =
  21. 21.2/7 × 5/6 =
  22. 22.1/4 × 4/7 =
  23. 23.2/5 × 3/4 =
  24. 24.2/7 × 9/10 =
  25. 25.1/4 × 8/11 =
  26. 26.1/4 ÷ 5/6 =
  27. 27.1/4 ÷ 1/12 =
  28. 28.3/4 ÷ 1/6 =
  29. 29.1/6 ÷ 1/2 =
  30. 30.10/11 × 1/4 =
  31. 31.3/7 × 1/6 =
  32. 32.1/6 × 2/5 =
  33. 33.1/2 × 2/3 =
  34. 34.1/4 ÷ 7/8 =
  35. 35.1/6 × 2/9 =
  36. 36.7/11 × 11/12 =
  37. 37.7/12 ÷ 3/4 =
  38. 38.1/5 × 5/9 =
  39. 39.1/2 ÷ 1/10 =
  40. 40.1/5 × 5/8 =

Answer key

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

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