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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 668 · 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. 1.4/5 × 3/4 =
  2. 2.3/4 × 10/11 =
  3. 3.6/7 × 1/2 =
  4. 4.3/5 × 4/9 =
  5. 5.5/9 × 2/5 =
  6. 6.1/2 × 4/5 =
  7. 7.5/9 ÷ 2/3 =
  8. 8.1/4 × 8/9 =
  9. 9.3/4 ÷ 1/2 =
  10. 10.1/2 ÷ 1/2 =
  11. 11.6/7 × 3/4 =
  12. 12.2/5 × 5/8 =
  13. 13.2/3 ÷ 7/9 =
  14. 14.3/4 × 1/6 =
  15. 15.6/7 ÷ 3/5 =
  16. 16.1/2 ÷ 11/12 =
  17. 17.5/9 × 3/5 =
  18. 18.1/2 × 4/5 =
  19. 19.1/12 × 6/7 =
  20. 20.2/3 × 1/2 =
  21. 21.3/4 × 2/7 =
  22. 22.1/2 ÷ 1/2 =
  23. 23.2/3 × 1/4 =
  24. 24.4/9 ÷ 1/3 =
  25. 25.1/2 ÷ 5/6 =
  26. 26.4/7 × 1/2 =
  27. 27.3/8 ÷ 1/4 =
  28. 28.1/2 × 2/3 =
  29. 29.3/10 ÷ 1/2 =
  30. 30.2/11 × 3/4 =
  31. 31.2/5 × 1/10 =
  32. 32.8/9 × 1/2 =
  33. 33.4/5 × 1/2 =
  34. 34.4/9 × 1/2 =
  35. 35.2/3 ÷ 1/6 =
  36. 36.1/2 × 2/3 =
  37. 37.5/6 ÷ 5/6 =
  38. 38.3/5 × 1/3 =
  39. 39.5/6 ÷ 10/11 =
  40. 40.7/12 × 3/11 =

Answer key

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

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