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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 300 · 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 ÷ 3/5 =
  2. 2.2/5 ÷ 2/3 =
  3. 3.1/2 × 2/3 =
  4. 4.2/3 × 6/7 =
  5. 5.1/4 ÷ 1/2 =
  6. 6.2/9 × 1/2 =
  7. 7.1/4 × 4/11 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.3/4 × 1/3 =
  10. 10.1/2 ÷ 1/2 =
  11. 11.6/7 × 11/12 =
  12. 12.1/4 × 8/9 =
  13. 13.2/3 ÷ 2/3 =
  14. 14.1/6 ÷ 5/6 =
  15. 15.4/5 × 1/2 =
  16. 16.8/11 ÷ 4/5 =
  17. 17.3/10 × 2/5 =
  18. 18.4/9 × 1/8 =
  19. 19.10/11 × 1/2 =
  20. 20.1/4 ÷ 3/4 =
  21. 21.2/9 ÷ 4/9 =
  22. 22.1/4 ÷ 3/4 =
  23. 23.3/10 × 1/3 =
  24. 24.1/4 ÷ 1/2 =
  25. 25.1/8 ÷ 1/2 =
  26. 26.3/4 × 5/9 =
  27. 27.9/10 × 2/7 =
  28. 28.3/4 × 1/3 =
  29. 29.1/4 × 2/3 =
  30. 30.1/12 ÷ 1/9 =
  31. 31.2/9 × 1/2 =
  32. 32.3/10 ÷ 3/5 =
  33. 33.1/2 × 2/5 =
  34. 34.7/9 × 6/11 =
  35. 35.2/3 ÷ 2/3 =
  36. 36.3/5 × 1/6 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.1/2 × 4/5 =
  39. 39.3/4 × 2/9 =
  40. 40.1/6 × 3/4 =

Answer key

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

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