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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 652 · 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. 1.5/12 × 3/5 =
  2. 2.3/4 ÷ 7/12 =
  3. 3.3/4 × 2/3 =
  4. 4.3/4 × 1/9 =
  5. 5.1/5 × 5/6 =
  6. 6.10/11 ÷ 5/7 =
  7. 7.2/3 × 1/2 =
  8. 8.4/5 ÷ 3/5 =
  9. 9.6/7 ÷ 3/5 =
  10. 10.1/2 × 2/9 =
  11. 11.3/4 × 2/11 =
  12. 12.1/8 × 8/9 =
  13. 13.2/3 × 1/2 =
  14. 14.1/4 × 2/3 =
  15. 15.11/12 ÷ 3/4 =
  16. 16.1/2 × 2/3 =
  17. 17.4/5 × 3/8 =
  18. 18.1/2 ÷ 1/6 =
  19. 19.3/4 × 10/11 =
  20. 20.1/6 ÷ 1/2 =
  21. 21.1/4 ÷ 1/6 =
  22. 22.1/2 ÷ 1/2 =
  23. 23.1/4 ÷ 3/4 =
  24. 24.1/2 × 6/7 =
  25. 25.1/2 × 10/11 =
  26. 26.1/2 ÷ 1/4 =
  27. 27.1/6 × 3/4 =
  28. 28.1/3 ÷ 1/3 =
  29. 29.3/5 × 2/3 =
  30. 30.8/11 × 5/12 =
  31. 31.1/4 ÷ 1/2 =
  32. 32.1/2 × 4/7 =
  33. 33.4/7 × 5/12 =
  34. 34.9/10 ÷ 11/12 =
  35. 35.1/9 × 9/10 =
  36. 36.3/5 × 8/9 =
  37. 37.11/12 × 2/5 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.2/5 × 1/2 =
  40. 40.1/2 ÷ 7/10 =

Answer key

  1. 1/4
  2. 9/7
  3. 1/2
  4. 1/12
  5. 1/6
  6. 14/11
  7. 1/3
  8. 4/3
  9. 10/7
  10. 1/9
  11. 3/22
  12. 1/9
  13. 1/3
  14. 1/6
  15. 11/9
  16. 1/3
  17. 3/10
  18. 3
  19. 15/22
  20. 1/3
  21. 3/2
  22. 1
  23. 1/3
  24. 3/7
  25. 5/11
  26. 2
  27. 1/8
  28. 1
  29. 2/5
  30. 10/33
  31. 1/2
  32. 2/7
  33. 5/21
  34. 54/55
  35. 1/10
  36. 8/15
  37. 11/30
  38. 1
  39. 1/5
  40. 5/7

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