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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 433 · 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. 1.1/2 × 2/3 =
  2. 2.3/10 ÷ 3/10 =
  3. 3.3/8 ÷ 1/2 =
  4. 4.2/5 × 1/4 =
  5. 5.1/4 × 4/5 =
  6. 6.3/11 × 7/12 =
  7. 7.4/5 ÷ 3/5 =
  8. 8.4/5 × 1/2 =
  9. 9.3/4 ÷ 1/2 =
  10. 10.1/4 × 2/3 =
  11. 11.1/10 × 2/3 =
  12. 12.5/12 × 1/5 =
  13. 13.2/3 ÷ 4/5 =
  14. 14.3/10 × 2/3 =
  15. 15.1/10 ÷ 11/12 =
  16. 16.1/2 × 2/11 =
  17. 17.9/10 ÷ 1/12 =
  18. 18.1/8 ÷ 1/6 =
  19. 19.3/8 × 2/3 =
  20. 20.4/7 × 1/10 =
  21. 21.1/2 × 2/3 =
  22. 22.6/11 × 5/6 =
  23. 23.1/10 ÷ 1/2 =
  24. 24.5/6 ÷ 1/4 =
  25. 25.3/5 ÷ 1/5 =
  26. 26.1/2 × 2/3 =
  27. 27.1/2 ÷ 3/4 =
  28. 28.2/5 × 1/2 =
  29. 29.2/3 × 1/2 =
  30. 30.4/9 ÷ 1/3 =
  31. 31.7/10 × 5/7 =
  32. 32.2/3 × 11/12 =
  33. 33.1/2 × 2/7 =
  34. 34.1/2 × 2/5 =
  35. 35.1/2 ÷ 3/4 =
  36. 36.5/8 × 8/9 =
  37. 37.2/11 × 1/2 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.1/3 ÷ 1/3 =
  40. 40.3/5 × 1/3 =

Answer key

  1. 1/3
  2. 1
  3. 3/4
  4. 1/10
  5. 1/5
  6. 7/44
  7. 4/3
  8. 2/5
  9. 3/2
  10. 1/6
  11. 1/15
  12. 1/12
  13. 5/6
  14. 1/5
  15. 6/55
  16. 1/11
  17. 54/5
  18. 3/4
  19. 1/4
  20. 2/35
  21. 1/3
  22. 5/11
  23. 1/5
  24. 10/3
  25. 3
  26. 1/3
  27. 2/3
  28. 1/5
  29. 1/3
  30. 4/3
  31. 1/2
  32. 11/18
  33. 1/7
  34. 1/5
  35. 2/3
  36. 5/9
  37. 1/11
  38. 1
  39. 1
  40. 1/5

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