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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 643 · 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. 1.2/3 ÷ 1/3 =
  2. 2.8/11 × 1/2 =
  3. 3.2/3 ÷ 7/12 =
  4. 4.2/3 × 1/2 =
  5. 5.2/3 × 7/8 =
  6. 6.4/5 × 1/4 =
  7. 7.1/3 × 3/8 =
  8. 8.1/6 × 3/5 =
  9. 9.2/3 ÷ 4/7 =
  10. 10.2/5 ÷ 2/3 =
  11. 11.3/10 × 1/6 =
  12. 12.2/5 × 3/8 =
  13. 13.1/2 × 6/11 =
  14. 14.1/2 ÷ 1/2 =
  15. 15.1/2 × 8/9 =
  16. 16.1/4 × 6/7 =
  17. 17.4/5 × 5/9 =
  18. 18.6/7 × 5/6 =
  19. 19.3/11 × 5/6 =
  20. 20.1/2 × 2/9 =
  21. 21.6/11 × 1/9 =
  22. 22.1/2 ÷ 1/4 =
  23. 23.5/6 ÷ 1/4 =
  24. 24.1/2 ÷ 1/4 =
  25. 25.8/9 × 6/11 =
  26. 26.8/9 ÷ 1/3 =
  27. 27.2/7 × 1/6 =
  28. 28.2/3 ÷ 2/3 =
  29. 29.6/7 × 1/12 =
  30. 30.1/2 × 2/3 =
  31. 31.2/5 × 1/2 =
  32. 32.1/2 ÷ 3/4 =
  33. 33.2/11 × 1/4 =
  34. 34.1/4 ÷ 3/4 =
  35. 35.5/9 × 4/5 =
  36. 36.1/4 × 8/9 =
  37. 37.3/4 ÷ 3/8 =
  38. 38.2/3 ÷ 1/3 =
  39. 39.5/6 × 8/9 =
  40. 40.3/8 ÷ 1/6 =

Answer key

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

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