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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 754 · 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. 1.1/3 × 3/5 =
  2. 2.3/11 × 5/6 =
  3. 3.3/4 × 2/9 =
  4. 4.9/11 ÷ 3/5 =
  5. 5.3/10 × 2/3 =
  6. 6.6/7 ÷ 4/9 =
  7. 7.3/4 ÷ 3/4 =
  8. 8.5/6 ÷ 1/4 =
  9. 9.3/4 × 5/12 =
  10. 10.5/6 ÷ 1/2 =
  11. 11.1/2 × 6/7 =
  12. 12.2/3 ÷ 2/5 =
  13. 13.5/11 ÷ 5/8 =
  14. 14.2/5 × 1/4 =
  15. 15.2/3 × 1/2 =
  16. 16.1/3 × 3/11 =
  17. 17.4/7 × 11/12 =
  18. 18.8/9 × 1/2 =
  19. 19.5/9 × 3/4 =
  20. 20.4/5 ÷ 2/7 =
  21. 21.3/4 ÷ 1/2 =
  22. 22.3/4 ÷ 5/12 =
  23. 23.1/3 × 3/10 =
  24. 24.1/2 ÷ 1/2 =
  25. 25.1/6 × 3/5 =
  26. 26.4/5 × 3/4 =
  27. 27.1/6 × 2/11 =
  28. 28.2/7 × 3/10 =
  29. 29.1/2 × 2/5 =
  30. 30.1/2 ÷ 1/6 =
  31. 31.1/2 ÷ 1/8 =
  32. 32.2/5 × 5/11 =
  33. 33.1/2 × 2/3 =
  34. 34.2/3 ÷ 6/7 =
  35. 35.2/3 × 3/10 =
  36. 36.1/2 × 2/3 =
  37. 37.1/2 × 2/3 =
  38. 38.6/11 × 1/10 =
  39. 39.4/5 ÷ 2/3 =
  40. 40.1/5 ÷ 1/5 =

Answer key

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

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