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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 599 · 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 ÷ 1/6 =
  2. 2.6/7 × 1/2 =
  3. 3.8/9 ÷ 2/9 =
  4. 4.2/3 × 3/10 =
  5. 5.2/3 × 3/4 =
  6. 6.1/2 × 4/5 =
  7. 7.1/6 × 8/11 =
  8. 8.10/11 ÷ 5/7 =
  9. 9.1/6 ÷ 1/10 =
  10. 10.1/2 × 4/7 =
  11. 11.1/2 ÷ 1/4 =
  12. 12.4/9 ÷ 2/3 =
  13. 13.1/4 ÷ 1/2 =
  14. 14.2/5 ÷ 2/5 =
  15. 15.1/2 × 4/5 =
  16. 16.11/12 ÷ 5/6 =
  17. 17.1/6 ÷ 1/2 =
  18. 18.2/11 ÷ 2/3 =
  19. 19.6/11 ÷ 2/3 =
  20. 20.1/4 ÷ 1/2 =
  21. 21.1/2 × 10/11 =
  22. 22.1/8 ÷ 1/2 =
  23. 23.5/8 × 2/11 =
  24. 24.3/4 ÷ 3/4 =
  25. 25.5/8 × 2/5 =
  26. 26.3/8 ÷ 1/4 =
  27. 27.1/2 ÷ 7/8 =
  28. 28.6/7 × 1/3 =
  29. 29.2/5 ÷ 1/5 =
  30. 30.1/2 × 2/3 =
  31. 31.3/4 ÷ 3/4 =
  32. 32.5/6 × 8/9 =
  33. 33.1/9 ÷ 1/9 =
  34. 34.4/9 ÷ 1/9 =
  35. 35.1/3 ÷ 2/3 =
  36. 36.2/5 × 5/8 =
  37. 37.1/2 × 2/3 =
  38. 38.1/2 × 8/9 =
  39. 39.1/4 × 6/7 =
  40. 40.5/12 ÷ 4/9 =

Answer key

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

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