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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 2 · 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 ÷ 2/5 =
  2. 2.1/4 × 2/3 =
  3. 3.2/3 × 1/2 =
  4. 4.1/10 ÷ 1/5 =
  5. 5.3/4 × 6/7 =
  6. 6.3/4 ÷ 1/2 =
  7. 7.2/3 ÷ 8/9 =
  8. 8.4/5 × 5/11 =
  9. 9.4/9 × 1/2 =
  10. 10.5/7 × 7/10 =
  11. 11.1/5 × 5/9 =
  12. 12.1/2 ÷ 1/2 =
  13. 13.3/4 ÷ 1/4 =
  14. 14.1/8 × 4/5 =
  15. 15.5/12 × 1/5 =
  16. 16.1/8 ÷ 1/2 =
  17. 17.4/11 ÷ 2/3 =
  18. 18.2/11 ÷ 2/3 =
  19. 19.1/9 × 3/8 =
  20. 20.2/3 ÷ 1/3 =
  21. 21.3/4 ÷ 3/8 =
  22. 22.10/11 × 1/4 =
  23. 23.2/3 × 1/4 =
  24. 24.3/4 ÷ 3/4 =
  25. 25.1/4 ÷ 3/4 =
  26. 26.1/2 × 2/9 =
  27. 27.2/3 × 3/4 =
  28. 28.1/6 ÷ 1/2 =
  29. 29.1/10 ÷ 1/4 =
  30. 30.7/9 × 3/5 =
  31. 31.6/7 × 2/3 =
  32. 32.4/5 ÷ 2/3 =
  33. 33.2/3 ÷ 10/11 =
  34. 34.5/12 × 3/10 =
  35. 35.1/2 ÷ 7/8 =
  36. 36.2/3 × 1/2 =
  37. 37.1/4 × 2/7 =
  38. 38.8/9 × 11/12 =
  39. 39.2/5 × 1/6 =
  40. 40.1/2 ÷ 1/2 =

Answer key

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

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