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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 285 · 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 ÷ 5/6 =
  2. 2.8/9 × 1/10 =
  3. 3.3/5 ÷ 3/5 =
  4. 4.1/5 ÷ 1/5 =
  5. 5.1/8 × 10/11 =
  6. 6.3/5 × 7/9 =
  7. 7.2/5 × 1/2 =
  8. 8.4/5 ÷ 2/5 =
  9. 9.2/11 ÷ 2/3 =
  10. 10.1/12 × 6/7 =
  11. 11.3/4 × 2/11 =
  12. 12.1/4 ÷ 1/2 =
  13. 13.2/7 × 3/4 =
  14. 14.3/10 × 2/3 =
  15. 15.7/12 × 3/7 =
  16. 16.1/2 ÷ 1/4 =
  17. 17.2/3 × 5/6 =
  18. 18.3/4 ÷ 1/2 =
  19. 19.1/10 × 2/3 =
  20. 20.7/8 × 2/3 =
  21. 21.2/3 ÷ 4/5 =
  22. 22.1/4 × 8/11 =
  23. 23.1/2 × 2/5 =
  24. 24.5/6 ÷ 2/3 =
  25. 25.1/4 ÷ 1/2 =
  26. 26.1/6 ÷ 1/2 =
  27. 27.3/11 ÷ 3/5 =
  28. 28.1/12 ÷ 1/2 =
  29. 29.5/8 × 2/3 =
  30. 30.3/8 × 1/6 =
  31. 31.6/7 × 1/2 =
  32. 32.1/8 × 2/3 =
  33. 33.1/10 ÷ 4/5 =
  34. 34.3/4 ÷ 3/5 =
  35. 35.7/10 ÷ 3/4 =
  36. 36.1/9 × 3/7 =
  37. 37.1/2 ÷ 7/12 =
  38. 38.2/3 × 1/2 =
  39. 39.7/10 × 1/7 =
  40. 40.1/4 × 2/9 =

Answer key

  1. 2/5
  2. 4/45
  3. 1
  4. 1
  5. 5/44
  6. 7/15
  7. 1/5
  8. 2
  9. 3/11
  10. 1/14
  11. 3/22
  12. 1/2
  13. 3/14
  14. 1/5
  15. 1/4
  16. 2
  17. 5/9
  18. 3/2
  19. 1/15
  20. 7/12
  21. 5/6
  22. 2/11
  23. 1/5
  24. 5/4
  25. 1/2
  26. 1/3
  27. 5/11
  28. 1/6
  29. 5/12
  30. 1/16
  31. 3/7
  32. 1/12
  33. 1/8
  34. 5/4
  35. 14/15
  36. 1/21
  37. 6/7
  38. 1/3
  39. 1/10
  40. 1/18

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