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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 199 · 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 ÷ 7/10 =
  2. 2.2/7 × 1/4 =
  3. 3.2/11 × 1/2 =
  4. 4.1/6 ÷ 1/2 =
  5. 5.8/9 ÷ 1/12 =
  6. 6.2/3 × 1/2 =
  7. 7.4/5 × 1/2 =
  8. 8.5/6 × 3/5 =
  9. 9.2/3 × 5/6 =
  10. 10.1/6 ÷ 9/10 =
  11. 11.1/6 × 4/11 =
  12. 12.1/6 ÷ 1/2 =
  13. 13.2/11 × 1/6 =
  14. 14.5/6 ÷ 1/2 =
  15. 15.1/2 ÷ 1/4 =
  16. 16.2/9 × 1/2 =
  17. 17.2/9 ÷ 2/3 =
  18. 18.1/4 ÷ 1/4 =
  19. 19.1/2 ÷ 5/6 =
  20. 20.1/2 ÷ 1/2 =
  21. 21.2/5 × 1/2 =
  22. 22.1/3 ÷ 1/3 =
  23. 23.2/9 × 5/8 =
  24. 24.1/4 × 2/3 =
  25. 25.6/11 ÷ 6/7 =
  26. 26.1/8 ÷ 3/4 =
  27. 27.5/8 × 2/3 =
  28. 28.3/5 ÷ 4/5 =
  29. 29.1/5 ÷ 4/5 =
  30. 30.4/5 × 1/2 =
  31. 31.2/3 ÷ 7/9 =
  32. 32.7/8 ÷ 1/2 =
  33. 33.2/5 × 1/2 =
  34. 34.10/11 × 1/2 =
  35. 35.2/9 × 1/2 =
  36. 36.5/11 × 3/5 =
  37. 37.1/4 × 2/3 =
  38. 38.6/7 ÷ 4/11 =
  39. 39.3/5 × 5/7 =
  40. 40.7/9 × 3/8 =

Answer key

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

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