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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 809 · 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 × 3/8 =
  2. 2.4/5 × 1/2 =
  3. 3.4/5 × 1/2 =
  4. 4.1/4 ÷ 7/12 =
  5. 5.2/3 ÷ 1/6 =
  6. 6.1/4 × 2/7 =
  7. 7.1/7 × 7/8 =
  8. 8.2/3 × 3/8 =
  9. 9.2/11 × 1/2 =
  10. 10.7/9 ÷ 7/11 =
  11. 11.3/5 ÷ 3/4 =
  12. 12.7/12 × 3/4 =
  13. 13.1/4 × 4/11 =
  14. 14.3/5 × 2/3 =
  15. 15.2/3 ÷ 5/6 =
  16. 16.6/7 × 8/9 =
  17. 17.1/2 ÷ 3/4 =
  18. 18.3/4 ÷ 1/2 =
  19. 19.3/4 ÷ 1/2 =
  20. 20.7/12 ÷ 7/8 =
  21. 21.1/8 ÷ 1/2 =
  22. 22.2/3 ÷ 1/3 =
  23. 23.1/3 × 3/8 =
  24. 24.4/5 ÷ 2/7 =
  25. 25.1/3 × 3/5 =
  26. 26.9/10 × 1/6 =
  27. 27.4/5 × 1/2 =
  28. 28.3/8 ÷ 5/6 =
  29. 29.1/2 ÷ 3/4 =
  30. 30.7/10 × 6/7 =
  31. 31.7/9 ÷ 2/3 =
  32. 32.4/5 × 5/6 =
  33. 33.7/10 × 4/9 =
  34. 34.2/3 × 1/6 =
  35. 35.1/2 × 4/5 =
  36. 36.2/3 ÷ 1/3 =
  37. 37.1/9 ÷ 5/9 =
  38. 38.8/9 × 1/2 =
  39. 39.1/4 × 2/3 =
  40. 40.1/10 × 4/9 =

Answer key

  1. 1/4
  2. 2/5
  3. 2/5
  4. 3/7
  5. 4
  6. 1/14
  7. 1/8
  8. 1/4
  9. 1/11
  10. 11/9
  11. 4/5
  12. 7/16
  13. 1/11
  14. 2/5
  15. 4/5
  16. 16/21
  17. 2/3
  18. 3/2
  19. 3/2
  20. 2/3
  21. 1/4
  22. 2
  23. 1/8
  24. 14/5
  25. 1/5
  26. 3/20
  27. 2/5
  28. 9/20
  29. 2/3
  30. 3/5
  31. 7/6
  32. 2/3
  33. 14/45
  34. 1/9
  35. 2/5
  36. 2
  37. 1/5
  38. 4/9
  39. 1/6
  40. 2/45

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