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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 586 · 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 ÷ 2/5 =
  2. 2.1/4 × 6/11 =
  3. 3.5/11 ÷ 7/11 =
  4. 4.1/5 ÷ 4/5 =
  5. 5.1/2 ÷ 7/8 =
  6. 6.1/2 × 2/3 =
  7. 7.3/4 ÷ 1/4 =
  8. 8.1/3 ÷ 2/3 =
  9. 9.2/9 ÷ 2/3 =
  10. 10.5/9 × 3/8 =
  11. 11.5/8 ÷ 5/9 =
  12. 12.1/4 × 4/5 =
  13. 13.4/7 × 1/2 =
  14. 14.1/4 ÷ 1/2 =
  15. 15.5/6 ÷ 5/12 =
  16. 16.1/2 ÷ 1/4 =
  17. 17.1/6 × 2/5 =
  18. 18.1/2 ÷ 5/6 =
  19. 19.2/3 × 3/7 =
  20. 20.4/7 × 1/2 =
  21. 21.1/4 × 4/7 =
  22. 22.1/2 ÷ 1/2 =
  23. 23.1/4 ÷ 1/2 =
  24. 24.2/9 × 5/8 =
  25. 25.8/9 × 3/8 =
  26. 26.1/2 × 4/11 =
  27. 27.1/2 ÷ 3/10 =
  28. 28.3/10 ÷ 1/2 =
  29. 29.2/5 × 7/12 =
  30. 30.2/3 ÷ 1/3 =
  31. 31.11/12 × 2/5 =
  32. 32.2/3 × 3/5 =
  33. 33.2/3 × 1/2 =
  34. 34.1/3 × 3/11 =
  35. 35.1/4 × 2/3 =
  36. 36.7/8 × 4/9 =
  37. 37.3/8 ÷ 1/6 =
  38. 38.3/4 ÷ 6/7 =
  39. 39.3/4 × 4/9 =
  40. 40.2/3 ÷ 1/9 =

Answer key

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

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