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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 168 · 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 ÷ 1/3 =
  2. 2.2/3 × 1/4 =
  3. 3.1/2 ÷ 1/2 =
  4. 4.1/4 ÷ 7/10 =
  5. 5.1/6 ÷ 5/6 =
  6. 6.3/11 × 1/3 =
  7. 7.2/3 × 7/12 =
  8. 8.5/6 × 3/4 =
  9. 9.3/5 ÷ 3/5 =
  10. 10.1/3 ÷ 5/9 =
  11. 11.2/5 × 1/4 =
  12. 12.1/3 ÷ 1/3 =
  13. 13.1/2 × 4/5 =
  14. 14.1/2 ÷ 3/4 =
  15. 15.1/6 ÷ 1/2 =
  16. 16.1/2 ÷ 7/8 =
  17. 17.4/5 ÷ 6/11 =
  18. 18.7/9 ÷ 7/12 =
  19. 19.2/3 × 1/8 =
  20. 20.9/10 ÷ 9/10 =
  21. 21.9/11 ÷ 8/11 =
  22. 22.3/4 ÷ 1/4 =
  23. 23.2/7 × 5/6 =
  24. 24.1/2 ÷ 1/2 =
  25. 25.1/2 × 2/5 =
  26. 26.1/2 × 2/9 =
  27. 27.6/7 ÷ 3/4 =
  28. 28.1/2 × 10/11 =
  29. 29.1/3 ÷ 1/9 =
  30. 30.1/6 ÷ 2/3 =
  31. 31.2/7 ÷ 4/11 =
  32. 32.2/9 × 1/2 =
  33. 33.1/5 × 5/8 =
  34. 34.4/5 ÷ 2/7 =
  35. 35.2/5 × 7/8 =
  36. 36.1/2 × 2/9 =
  37. 37.2/3 ÷ 1/6 =
  38. 38.2/7 × 1/4 =
  39. 39.8/11 × 1/2 =
  40. 40.5/6 ÷ 5/6 =

Answer key

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

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