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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 142 · 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. 1.1/3 ÷ 2/3 =
  2. 2.3/8 ÷ 1/2 =
  3. 3.1/3 × 3/5 =
  4. 4.1/6 × 3/7 =
  5. 5.4/9 ÷ 1/3 =
  6. 6.1/2 × 2/3 =
  7. 7.3/5 × 1/3 =
  8. 8.1/2 × 2/9 =
  9. 9.2/3 × 7/10 =
  10. 10.3/4 × 2/3 =
  11. 11.5/9 ÷ 7/12 =
  12. 12.8/9 ÷ 1/3 =
  13. 13.1/2 × 2/7 =
  14. 14.1/6 ÷ 4/9 =
  15. 15.1/2 × 2/3 =
  16. 16.1/2 ÷ 5/12 =
  17. 17.1/3 ÷ 5/6 =
  18. 18.1/4 ÷ 3/4 =
  19. 19.1/6 ÷ 5/6 =
  20. 20.1/3 ÷ 1/3 =
  21. 21.10/11 × 1/2 =
  22. 22.4/5 ÷ 3/10 =
  23. 23.1/2 ÷ 1/4 =
  24. 24.5/9 × 2/5 =
  25. 25.1/2 × 10/11 =
  26. 26.1/2 × 4/9 =
  27. 27.2/3 ÷ 4/5 =
  28. 28.6/11 × 1/2 =
  29. 29.1/4 ÷ 1/2 =
  30. 30.11/12 ÷ 3/4 =
  31. 31.5/12 ÷ 5/8 =
  32. 32.1/2 ÷ 5/6 =
  33. 33.3/4 × 2/3 =
  34. 34.4/9 ÷ 1/12 =
  35. 35.3/4 × 2/3 =
  36. 36.1/4 ÷ 1/2 =
  37. 37.7/9 ÷ 7/8 =
  38. 38.5/6 × 2/7 =
  39. 39.1/6 ÷ 1/4 =
  40. 40.1/2 ÷ 1/10 =

Answer key

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

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