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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 34 · 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 ÷ 3/4 =
  2. 2.8/9 × 1/2 =
  3. 3.7/10 ÷ 1/5 =
  4. 4.1/4 ÷ 1/2 =
  5. 5.2/5 × 1/2 =
  6. 6.1/3 ÷ 2/9 =
  7. 7.5/12 ÷ 7/8 =
  8. 8.5/6 × 3/10 =
  9. 9.3/5 ÷ 3/11 =
  10. 10.11/12 × 2/5 =
  11. 11.2/5 × 1/12 =
  12. 12.3/8 × 2/3 =
  13. 13.7/12 ÷ 1/2 =
  14. 14.1/2 ÷ 1/4 =
  15. 15.10/11 × 7/8 =
  16. 16.1/2 ÷ 1/4 =
  17. 17.2/5 ÷ 1/5 =
  18. 18.2/5 × 1/2 =
  19. 19.8/9 ÷ 5/6 =
  20. 20.3/4 ÷ 1/6 =
  21. 21.1/2 ÷ 1/2 =
  22. 22.1/2 ÷ 1/4 =
  23. 23.1/12 ÷ 7/9 =
  24. 24.7/8 ÷ 3/4 =
  25. 25.3/4 × 1/3 =
  26. 26.1/2 × 2/3 =
  27. 27.1/2 ÷ 9/10 =
  28. 28.11/12 × 4/7 =
  29. 29.1/3 ÷ 5/9 =
  30. 30.1/3 × 9/10 =
  31. 31.5/6 × 3/5 =
  32. 32.2/7 × 1/4 =
  33. 33.1/3 × 3/8 =
  34. 34.2/9 × 5/6 =
  35. 35.2/9 ÷ 6/7 =
  36. 36.3/4 × 5/9 =
  37. 37.3/7 × 1/6 =
  38. 38.1/10 × 4/9 =
  39. 39.4/7 × 1/2 =
  40. 40.2/7 × 1/2 =

Answer key

  1. 2/3
  2. 4/9
  3. 7/2
  4. 1/2
  5. 1/5
  6. 3/2
  7. 10/21
  8. 1/4
  9. 11/5
  10. 11/30
  11. 1/30
  12. 1/4
  13. 7/6
  14. 2
  15. 35/44
  16. 2
  17. 2
  18. 1/5
  19. 16/15
  20. 9/2
  21. 1
  22. 2
  23. 3/28
  24. 7/6
  25. 1/4
  26. 1/3
  27. 5/9
  28. 11/21
  29. 3/5
  30. 3/10
  31. 1/2
  32. 1/14
  33. 1/8
  34. 5/27
  35. 7/27
  36. 5/12
  37. 1/14
  38. 2/45
  39. 2/7
  40. 1/7

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