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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 67 · 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. 1.1/8 × 2/3 =
  2. 2.10/11 × 1/2 =
  3. 3.2/3 × 11/12 =
  4. 4.9/10 ÷ 2/5 =
  5. 5.7/10 × 6/7 =
  6. 6.7/12 × 3/4 =
  7. 7.1/4 × 2/7 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.2/9 × 3/7 =
  10. 10.5/6 ÷ 1/4 =
  11. 11.3/4 ÷ 1/2 =
  12. 12.1/2 ÷ 9/10 =
  13. 13.4/9 × 3/5 =
  14. 14.2/5 × 1/4 =
  15. 15.6/7 × 3/4 =
  16. 16.2/3 × 1/2 =
  17. 17.3/4 ÷ 1/2 =
  18. 18.5/6 ÷ 1/4 =
  19. 19.3/4 × 4/5 =
  20. 20.1/6 × 3/4 =
  21. 21.2/11 ÷ 2/5 =
  22. 22.3/5 × 2/9 =
  23. 23.8/9 × 1/2 =
  24. 24.2/3 × 3/4 =
  25. 25.6/11 × 1/6 =
  26. 26.11/12 ÷ 9/10 =
  27. 27.5/6 ÷ 1/2 =
  28. 28.6/11 × 1/2 =
  29. 29.1/10 ÷ 1/2 =
  30. 30.3/11 × 7/9 =
  31. 31.2/9 ÷ 10/11 =
  32. 32.3/5 × 2/3 =
  33. 33.1/6 × 2/5 =
  34. 34.1/7 ÷ 2/7 =
  35. 35.1/6 × 3/5 =
  36. 36.1/2 ÷ 7/10 =
  37. 37.8/9 × 3/4 =
  38. 38.1/2 × 6/7 =
  39. 39.1/3 ÷ 5/6 =
  40. 40.2/3 ÷ 7/9 =

Answer key

  1. 1/12
  2. 5/11
  3. 11/18
  4. 9/4
  5. 3/5
  6. 7/16
  7. 1/14
  8. 1
  9. 2/21
  10. 10/3
  11. 3/2
  12. 5/9
  13. 4/15
  14. 1/10
  15. 9/14
  16. 1/3
  17. 3/2
  18. 10/3
  19. 3/5
  20. 1/8
  21. 5/11
  22. 2/15
  23. 4/9
  24. 1/2
  25. 1/11
  26. 55/54
  27. 5/3
  28. 3/11
  29. 1/5
  30. 7/33
  31. 11/45
  32. 2/5
  33. 1/15
  34. 1/2
  35. 1/10
  36. 5/7
  37. 2/3
  38. 3/7
  39. 2/5
  40. 6/7

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