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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 593 · 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. 1.10/11 ÷ 2/3 =
  2. 2.9/10 ÷ 1/2 =
  3. 3.1/3 ÷ 1/3 =
  4. 4.2/5 × 5/6 =
  5. 5.1/4 × 2/9 =
  6. 6.2/7 ÷ 4/5 =
  7. 7.1/3 × 3/10 =
  8. 8.8/9 ÷ 5/6 =
  9. 9.1/11 × 11/12 =
  10. 10.11/12 × 9/10 =
  11. 11.6/11 × 2/3 =
  12. 12.10/11 × 3/5 =
  13. 13.5/6 ÷ 1/2 =
  14. 14.9/10 ÷ 2/5 =
  15. 15.1/3 ÷ 2/3 =
  16. 16.1/6 ÷ 1/2 =
  17. 17.6/7 ÷ 2/3 =
  18. 18.3/8 ÷ 5/6 =
  19. 19.3/8 × 4/5 =
  20. 20.1/4 ÷ 5/8 =
  21. 21.2/9 ÷ 4/7 =
  22. 22.2/3 ÷ 2/7 =
  23. 23.1/2 × 2/3 =
  24. 24.2/5 ÷ 8/11 =
  25. 25.4/5 × 7/8 =
  26. 26.1/7 ÷ 2/7 =
  27. 27.2/5 × 1/2 =
  28. 28.1/3 × 3/11 =
  29. 29.2/3 × 1/8 =
  30. 30.1/2 ÷ 5/6 =
  31. 31.2/3 ÷ 1/3 =
  32. 32.1/12 × 4/5 =
  33. 33.1/2 ÷ 1/4 =
  34. 34.1/2 ÷ 1/2 =
  35. 35.4/11 × 1/8 =
  36. 36.1/3 ÷ 2/9 =
  37. 37.3/4 ÷ 3/10 =
  38. 38.2/9 ÷ 5/12 =
  39. 39.5/12 ÷ 1/2 =
  40. 40.1/10 × 2/5 =

Answer key

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

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