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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 752 · 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 ÷ 2/3 =
  2. 2.7/8 ÷ 3/8 =
  3. 3.2/9 × 3/10 =
  4. 4.1/10 × 2/3 =
  5. 5.3/11 ÷ 3/4 =
  6. 6.3/10 ÷ 1/2 =
  7. 7.5/6 ÷ 1/2 =
  8. 8.3/10 ÷ 1/6 =
  9. 9.2/3 ÷ 4/5 =
  10. 10.1/3 ÷ 2/3 =
  11. 11.9/10 × 2/3 =
  12. 12.2/3 × 1/6 =
  13. 13.1/2 ÷ 1/2 =
  14. 14.3/4 ÷ 1/2 =
  15. 15.1/6 ÷ 1/2 =
  16. 16.5/8 ÷ 1/2 =
  17. 17.1/4 × 6/7 =
  18. 18.5/12 × 3/8 =
  19. 19.2/5 × 3/4 =
  20. 20.4/5 ÷ 10/11 =
  21. 21.2/7 × 1/2 =
  22. 22.3/5 × 1/3 =
  23. 23.4/9 × 1/4 =
  24. 24.2/3 ÷ 6/7 =
  25. 25.3/4 ÷ 1/2 =
  26. 26.2/3 × 1/6 =
  27. 27.1/2 ÷ 1/4 =
  28. 28.2/3 ÷ 2/3 =
  29. 29.7/10 × 2/3 =
  30. 30.1/3 ÷ 2/3 =
  31. 31.2/9 × 7/12 =
  32. 32.2/3 ÷ 2/3 =
  33. 33.3/5 × 1/3 =
  34. 34.5/6 × 3/10 =
  35. 35.1/2 ÷ 7/12 =
  36. 36.9/10 ÷ 1/5 =
  37. 37.2/3 × 5/8 =
  38. 38.3/4 × 2/3 =
  39. 39.1/2 × 2/3 =
  40. 40.11/12 × 8/9 =

Answer key

  1. 1
  2. 7/3
  3. 1/15
  4. 1/15
  5. 4/11
  6. 3/5
  7. 5/3
  8. 9/5
  9. 5/6
  10. 1/2
  11. 3/5
  12. 1/9
  13. 1
  14. 3/2
  15. 1/3
  16. 5/4
  17. 3/14
  18. 5/32
  19. 3/10
  20. 22/25
  21. 1/7
  22. 1/5
  23. 1/9
  24. 7/9
  25. 3/2
  26. 1/9
  27. 2
  28. 1
  29. 7/15
  30. 1/2
  31. 7/54
  32. 1
  33. 1/5
  34. 1/4
  35. 6/7
  36. 9/2
  37. 5/12
  38. 1/2
  39. 1/3
  40. 22/27

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