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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 115 · 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. 1.5/12 ÷ 1/3 =
  2. 2.2/3 ÷ 1/6 =
  3. 3.1/12 × 3/4 =
  4. 4.3/4 ÷ 11/12 =
  5. 5.7/10 × 5/8 =
  6. 6.2/3 × 1/2 =
  7. 7.10/11 × 3/10 =
  8. 8.5/6 × 1/5 =
  9. 9.2/9 ÷ 8/11 =
  10. 10.1/2 × 2/3 =
  11. 11.3/8 ÷ 3/10 =
  12. 12.1/2 ÷ 5/6 =
  13. 13.1/6 ÷ 1/9 =
  14. 14.1/2 ÷ 1/4 =
  15. 15.1/4 ÷ 11/12 =
  16. 16.4/5 × 1/2 =
  17. 17.3/7 × 1/3 =
  18. 18.4/7 × 1/8 =
  19. 19.5/8 ÷ 3/8 =
  20. 20.2/3 ÷ 2/3 =
  21. 21.2/3 × 5/6 =
  22. 22.2/3 × 3/10 =
  23. 23.2/3 × 1/2 =
  24. 24.5/6 × 3/10 =
  25. 25.2/3 × 5/8 =
  26. 26.1/2 ÷ 1/2 =
  27. 27.2/5 × 5/12 =
  28. 28.8/11 ÷ 2/5 =
  29. 29.5/6 × 2/3 =
  30. 30.7/12 ÷ 2/3 =
  31. 31.5/7 × 9/10 =
  32. 32.1/5 × 5/6 =
  33. 33.1/2 ÷ 1/2 =
  34. 34.8/9 × 3/5 =
  35. 35.2/5 ÷ 9/10 =
  36. 36.2/7 × 1/2 =
  37. 37.1/3 ÷ 1/6 =
  38. 38.1/2 ÷ 3/4 =
  39. 39.2/3 × 1/2 =
  40. 40.4/5 × 1/2 =

Answer key

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

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