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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 243 · 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. 1.6/11 × 1/2 =
  2. 2.2/3 × 1/2 =
  3. 3.1/12 × 4/5 =
  4. 4.2/5 × 5/11 =
  5. 5.5/9 × 2/5 =
  6. 6.1/12 ÷ 1/3 =
  7. 7.1/5 × 5/12 =
  8. 8.4/7 × 1/2 =
  9. 9.3/4 × 1/3 =
  10. 10.5/6 ÷ 1/2 =
  11. 11.4/5 × 7/12 =
  12. 12.5/6 × 2/5 =
  13. 13.1/7 × 7/12 =
  14. 14.1/2 × 4/5 =
  15. 15.1/4 ÷ 3/4 =
  16. 16.7/8 ÷ 1/2 =
  17. 17.1/6 × 2/11 =
  18. 18.10/11 × 1/4 =
  19. 19.5/12 × 2/3 =
  20. 20.4/5 × 1/4 =
  21. 21.2/3 × 1/2 =
  22. 22.4/7 × 1/2 =
  23. 23.1/2 × 2/3 =
  24. 24.7/11 × 2/7 =
  25. 25.1/3 ÷ 2/3 =
  26. 26.2/11 ÷ 5/11 =
  27. 27.1/2 × 6/7 =
  28. 28.10/11 × 1/2 =
  29. 29.1/2 × 2/5 =
  30. 30.2/5 × 3/8 =
  31. 31.1/6 ÷ 1/9 =
  32. 32.1/10 × 8/11 =
  33. 33.9/10 × 11/12 =
  34. 34.8/9 ÷ 1/3 =
  35. 35.1/4 ÷ 1/2 =
  36. 36.9/10 × 2/3 =
  37. 37.5/8 × 2/5 =
  38. 38.4/9 × 1/6 =
  39. 39.8/11 × 5/6 =
  40. 40.2/7 ÷ 5/7 =

Answer key

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

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