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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 634 · 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 × 2/3 =
  2. 2.1/2 × 4/9 =
  3. 3.8/9 × 5/8 =
  4. 4.1/2 ÷ 1/6 =
  5. 5.11/12 ÷ 1/3 =
  6. 6.1/4 × 4/7 =
  7. 7.2/3 ÷ 1/3 =
  8. 8.1/3 × 3/4 =
  9. 9.6/7 × 3/4 =
  10. 10.2/3 × 1/8 =
  11. 11.1/2 ÷ 7/8 =
  12. 12.1/6 ÷ 5/6 =
  13. 13.3/8 ÷ 3/11 =
  14. 14.1/2 × 2/5 =
  15. 15.4/11 × 1/2 =
  16. 16.10/11 × 5/6 =
  17. 17.2/3 × 5/8 =
  18. 18.2/5 × 3/10 =
  19. 19.3/4 × 6/7 =
  20. 20.1/12 × 2/7 =
  21. 21.1/2 ÷ 1/2 =
  22. 22.2/3 × 7/8 =
  23. 23.2/3 ÷ 2/3 =
  24. 24.6/7 ÷ 10/11 =
  25. 25.3/4 ÷ 5/12 =
  26. 26.1/3 ÷ 1/3 =
  27. 27.4/5 × 1/10 =
  28. 28.1/2 ÷ 5/6 =
  29. 29.1/3 ÷ 8/9 =
  30. 30.1/3 × 3/11 =
  31. 31.9/11 ÷ 4/11 =
  32. 32.4/9 × 1/2 =
  33. 33.3/5 × 2/3 =
  34. 34.3/8 × 4/9 =
  35. 35.1/2 × 2/3 =
  36. 36.2/7 ÷ 2/9 =
  37. 37.3/7 ÷ 3/7 =
  38. 38.6/11 × 11/12 =
  39. 39.1/2 × 2/5 =
  40. 40.2/3 ÷ 1/3 =

Answer key

  1. 1/3
  2. 2/9
  3. 5/9
  4. 3
  5. 11/4
  6. 1/7
  7. 2
  8. 1/4
  9. 9/14
  10. 1/12
  11. 4/7
  12. 1/5
  13. 11/8
  14. 1/5
  15. 2/11
  16. 25/33
  17. 5/12
  18. 3/25
  19. 9/14
  20. 1/42
  21. 1
  22. 7/12
  23. 1
  24. 33/35
  25. 9/5
  26. 1
  27. 2/25
  28. 3/5
  29. 3/8
  30. 1/11
  31. 9/4
  32. 2/9
  33. 2/5
  34. 1/6
  35. 1/3
  36. 9/7
  37. 1
  38. 1/2
  39. 1/5
  40. 2

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