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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 348 · 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 ÷ 1/4 =
  2. 2.3/10 ÷ 1/2 =
  3. 3.1/2 ÷ 3/4 =
  4. 4.5/6 ÷ 1/2 =
  5. 5.1/2 × 2/3 =
  6. 6.3/8 ÷ 1/2 =
  7. 7.2/11 × 1/2 =
  8. 8.1/2 ÷ 3/4 =
  9. 9.1/8 × 10/11 =
  10. 10.2/9 ÷ 2/3 =
  11. 11.1/3 ÷ 2/3 =
  12. 12.8/9 × 9/11 =
  13. 13.3/10 × 5/12 =
  14. 14.1/2 ÷ 3/10 =
  15. 15.1/4 ÷ 1/2 =
  16. 16.5/9 × 2/5 =
  17. 17.1/4 ÷ 1/2 =
  18. 18.5/9 × 3/4 =
  19. 19.1/5 ÷ 1/5 =
  20. 20.5/6 ÷ 3/4 =
  21. 21.5/9 ÷ 1/6 =
  22. 22.3/4 ÷ 3/4 =
  23. 23.1/12 × 3/10 =
  24. 24.2/5 × 1/2 =
  25. 25.6/7 × 1/3 =
  26. 26.1/3 ÷ 1/3 =
  27. 27.2/9 × 7/8 =
  28. 28.1/2 ÷ 1/4 =
  29. 29.3/4 ÷ 7/10 =
  30. 30.1/4 × 2/7 =
  31. 31.11/12 ÷ 1/6 =
  32. 32.1/6 × 8/9 =
  33. 33.5/8 ÷ 1/2 =
  34. 34.1/2 ÷ 1/2 =
  35. 35.7/12 ÷ 1/3 =
  36. 36.1/4 × 2/3 =
  37. 37.2/5 × 1/4 =
  38. 38.1/2 ÷ 5/6 =
  39. 39.4/7 × 1/6 =
  40. 40.1/2 ÷ 1/4 =

Answer key

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

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