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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 731 · 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. 1.8/9 × 3/4 =
  2. 2.1/4 × 2/7 =
  3. 3.1/6 × 2/5 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.1/6 × 2/5 =
  6. 6.9/11 × 8/9 =
  7. 7.5/6 ÷ 1/4 =
  8. 8.1/2 × 8/11 =
  9. 9.1/3 ÷ 1/3 =
  10. 10.1/2 ÷ 1/8 =
  11. 11.4/5 ÷ 4/9 =
  12. 12.1/2 ÷ 1/2 =
  13. 13.4/5 × 5/11 =
  14. 14.4/5 ÷ 4/9 =
  15. 15.1/10 × 2/11 =
  16. 16.5/8 × 2/3 =
  17. 17.3/5 ÷ 3/4 =
  18. 18.5/12 × 3/4 =
  19. 19.3/4 × 2/7 =
  20. 20.1/6 × 3/5 =
  21. 21.7/9 ÷ 7/11 =
  22. 22.1/6 ÷ 1/3 =
  23. 23.2/3 ÷ 5/9 =
  24. 24.2/3 × 3/5 =
  25. 25.1/4 ÷ 1/6 =
  26. 26.1/2 ÷ 3/10 =
  27. 27.7/12 × 6/7 =
  28. 28.3/5 ÷ 3/10 =
  29. 29.2/3 × 3/7 =
  30. 30.1/10 × 2/3 =
  31. 31.8/9 × 1/4 =
  32. 32.3/4 × 2/3 =
  33. 33.5/9 ÷ 1/3 =
  34. 34.1/3 ÷ 2/3 =
  35. 35.2/3 × 3/5 =
  36. 36.1/2 ÷ 1/10 =
  37. 37.8/9 ÷ 4/5 =
  38. 38.5/12 × 2/5 =
  39. 39.3/4 × 2/9 =
  40. 40.3/8 × 2/7 =

Answer key

  1. 2/3
  2. 1/14
  3. 1/15
  4. 1
  5. 1/15
  6. 8/11
  7. 10/3
  8. 4/11
  9. 1
  10. 4
  11. 9/5
  12. 1
  13. 4/11
  14. 9/5
  15. 1/55
  16. 5/12
  17. 4/5
  18. 5/16
  19. 3/14
  20. 1/10
  21. 11/9
  22. 1/2
  23. 6/5
  24. 2/5
  25. 3/2
  26. 5/3
  27. 1/2
  28. 2
  29. 2/7
  30. 1/15
  31. 2/9
  32. 1/2
  33. 5/3
  34. 1/2
  35. 2/5
  36. 5
  37. 10/9
  38. 1/6
  39. 1/6
  40. 3/28

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