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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 815 · 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. 1.3/4 ÷ 1/2 =
  2. 2.5/6 ÷ 1/2 =
  3. 3.2/3 ÷ 2/3 =
  4. 4.4/5 × 3/10 =
  5. 5.2/3 × 11/12 =
  6. 6.1/3 ÷ 2/3 =
  7. 7.4/11 ÷ 3/11 =
  8. 8.1/2 ÷ 3/4 =
  9. 9.1/4 ÷ 5/8 =
  10. 10.2/3 ÷ 1/3 =
  11. 11.2/3 ÷ 1/3 =
  12. 12.1/6 ÷ 1/2 =
  13. 13.7/12 × 2/9 =
  14. 14.2/9 × 1/2 =
  15. 15.7/12 × 3/4 =
  16. 16.6/7 × 1/8 =
  17. 17.3/4 × 2/7 =
  18. 18.7/12 ÷ 1/4 =
  19. 19.1/9 ÷ 1/9 =
  20. 20.3/4 ÷ 1/2 =
  21. 21.3/5 × 4/9 =
  22. 22.3/11 × 1/3 =
  23. 23.1/2 ÷ 3/8 =
  24. 24.1/2 × 2/3 =
  25. 25.1/12 ÷ 1/3 =
  26. 26.2/3 ÷ 4/5 =
  27. 27.2/11 ÷ 2/3 =
  28. 28.2/3 × 1/2 =
  29. 29.5/6 × 9/11 =
  30. 30.1/6 × 2/11 =
  31. 31.4/7 × 1/4 =
  32. 32.3/4 × 1/3 =
  33. 33.1/3 ÷ 7/9 =
  34. 34.2/5 × 9/10 =
  35. 35.6/7 × 7/9 =
  36. 36.1/2 ÷ 5/8 =
  37. 37.10/11 × 1/2 =
  38. 38.1/2 ÷ 5/6 =
  39. 39.6/7 × 1/4 =
  40. 40.1/2 × 2/3 =

Answer key

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

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