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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 748 · 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 × 1/2 =
  2. 2.2/3 ÷ 2/3 =
  3. 3.9/10 ÷ 4/5 =
  4. 4.1/3 × 3/5 =
  5. 5.1/2 × 6/7 =
  6. 6.2/3 × 1/2 =
  7. 7.3/4 × 7/12 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.1/6 × 2/3 =
  10. 10.1/2 × 2/3 =
  11. 11.1/4 × 4/5 =
  12. 12.5/6 × 3/8 =
  13. 13.1/3 × 3/8 =
  14. 14.3/5 × 1/3 =
  15. 15.2/3 × 1/2 =
  16. 16.7/9 ÷ 2/3 =
  17. 17.5/7 × 7/10 =
  18. 18.4/7 × 5/8 =
  19. 19.2/3 ÷ 1/3 =
  20. 20.5/6 × 4/11 =
  21. 21.9/10 ÷ 7/8 =
  22. 22.1/2 × 4/5 =
  23. 23.1/8 ÷ 1/4 =
  24. 24.1/4 × 2/3 =
  25. 25.1/5 ÷ 2/5 =
  26. 26.1/3 × 3/10 =
  27. 27.2/3 × 1/2 =
  28. 28.5/6 × 3/4 =
  29. 29.7/12 ÷ 11/12 =
  30. 30.1/3 × 3/5 =
  31. 31.2/3 × 3/4 =
  32. 32.2/3 × 1/2 =
  33. 33.6/7 × 1/4 =
  34. 34.1/2 ÷ 1/2 =
  35. 35.1/8 ÷ 1/2 =
  36. 36.10/11 ÷ 2/3 =
  37. 37.5/9 × 3/11 =
  38. 38.1/4 × 2/5 =
  39. 39.8/9 × 9/11 =
  40. 40.3/4 ÷ 1/2 =

Answer key

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

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