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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 85 · 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. 1.2/3 × 3/4 =
  2. 2.1/4 × 2/11 =
  3. 3.7/10 ÷ 1/4 =
  4. 4.1/10 × 5/6 =
  5. 5.5/9 × 7/10 =
  6. 6.4/11 × 1/4 =
  7. 7.1/2 ÷ 5/12 =
  8. 8.4/9 ÷ 2/3 =
  9. 9.1/3 ÷ 1/12 =
  10. 10.6/11 ÷ 3/4 =
  11. 11.1/8 ÷ 5/6 =
  12. 12.3/4 × 4/5 =
  13. 13.2/5 × 3/4 =
  14. 14.3/8 × 4/5 =
  15. 15.1/6 ÷ 1/12 =
  16. 16.1/3 ÷ 1/3 =
  17. 17.4/9 × 3/11 =
  18. 18.3/5 × 1/3 =
  19. 19.10/11 × 1/5 =
  20. 20.3/10 × 2/3 =
  21. 21.3/5 × 2/3 =
  22. 22.1/2 × 2/3 =
  23. 23.1/6 × 2/7 =
  24. 24.8/9 × 3/4 =
  25. 25.5/6 × 2/3 =
  26. 26.10/11 × 1/2 =
  27. 27.1/6 ÷ 1/3 =
  28. 28.4/5 × 5/6 =
  29. 29.5/8 × 3/10 =
  30. 30.5/12 ÷ 2/3 =
  31. 31.3/4 × 5/6 =
  32. 32.1/4 × 2/3 =
  33. 33.1/12 ÷ 7/8 =
  34. 34.5/8 × 3/10 =
  35. 35.6/11 × 1/2 =
  36. 36.1/3 ÷ 1/3 =
  37. 37.2/3 × 3/7 =
  38. 38.3/4 × 10/11 =
  39. 39.2/3 × 1/2 =
  40. 40.1/2 ÷ 1/2 =

Answer key

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

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