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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 565 · 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. 1.11/12 × 2/3 =
  2. 2.2/3 ÷ 7/9 =
  3. 3.2/3 × 1/6 =
  4. 4.4/7 × 7/9 =
  5. 5.3/7 × 2/3 =
  6. 6.1/3 ÷ 1/3 =
  7. 7.5/9 ÷ 1/3 =
  8. 8.1/3 × 9/11 =
  9. 9.2/7 × 3/8 =
  10. 10.1/3 ÷ 1/3 =
  11. 11.1/4 ÷ 1/4 =
  12. 12.2/3 ÷ 2/5 =
  13. 13.1/4 ÷ 7/8 =
  14. 14.7/8 × 4/5 =
  15. 15.2/7 × 1/10 =
  16. 16.2/5 × 7/12 =
  17. 17.1/2 ÷ 5/6 =
  18. 18.8/9 × 5/6 =
  19. 19.1/2 × 2/3 =
  20. 20.4/5 × 1/4 =
  21. 21.4/5 ÷ 1/5 =
  22. 22.2/5 × 1/2 =
  23. 23.5/6 ÷ 7/12 =
  24. 24.5/12 ÷ 1/3 =
  25. 25.3/4 ÷ 3/7 =
  26. 26.5/12 ÷ 7/10 =
  27. 27.2/7 × 3/4 =
  28. 28.1/4 × 6/7 =
  29. 29.1/2 × 2/5 =
  30. 30.5/6 × 2/7 =
  31. 31.2/3 ÷ 1/3 =
  32. 32.1/3 ÷ 2/3 =
  33. 33.3/4 × 2/3 =
  34. 34.1/5 ÷ 4/5 =
  35. 35.1/2 ÷ 3/4 =
  36. 36.1/2 ÷ 3/4 =
  37. 37.5/12 × 3/4 =
  38. 38.7/10 × 3/7 =
  39. 39.3/4 × 1/3 =
  40. 40.4/5 ÷ 8/11 =

Answer key

  1. 11/18
  2. 6/7
  3. 1/9
  4. 4/9
  5. 2/7
  6. 1
  7. 5/3
  8. 3/11
  9. 3/28
  10. 1
  11. 1
  12. 5/3
  13. 2/7
  14. 7/10
  15. 1/35
  16. 7/30
  17. 3/5
  18. 20/27
  19. 1/3
  20. 1/5
  21. 4
  22. 1/5
  23. 10/7
  24. 5/4
  25. 7/4
  26. 25/42
  27. 3/14
  28. 3/14
  29. 1/5
  30. 5/21
  31. 2
  32. 1/2
  33. 1/2
  34. 1/4
  35. 2/3
  36. 2/3
  37. 5/16
  38. 3/10
  39. 1/4
  40. 11/10

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