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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 673 · 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 ÷ 6/7 =
  2. 2.1/7 × 7/12 =
  3. 3.1/2 × 4/5 =
  4. 4.1/4 ÷ 1/4 =
  5. 5.3/11 × 5/9 =
  6. 6.9/11 ÷ 1/11 =
  7. 7.4/7 × 1/2 =
  8. 8.2/5 × 5/6 =
  9. 9.4/5 × 1/2 =
  10. 10.1/2 ÷ 1/2 =
  11. 11.3/4 × 2/7 =
  12. 12.2/3 ÷ 2/3 =
  13. 13.2/3 × 1/2 =
  14. 14.2/3 ÷ 2/5 =
  15. 15.3/10 ÷ 1/4 =
  16. 16.1/10 ÷ 1/4 =
  17. 17.3/5 × 1/3 =
  18. 18.3/4 × 5/9 =
  19. 19.7/10 ÷ 1/2 =
  20. 20.1/8 ÷ 1/2 =
  21. 21.9/10 × 2/3 =
  22. 22.2/7 ÷ 2/7 =
  23. 23.2/5 ÷ 2/5 =
  24. 24.6/7 × 4/9 =
  25. 25.1/4 × 2/3 =
  26. 26.1/4 ÷ 1/2 =
  27. 27.4/5 × 1/4 =
  28. 28.1/12 × 3/4 =
  29. 29.1/5 ÷ 2/5 =
  30. 30.9/11 × 1/3 =
  31. 31.2/9 × 1/2 =
  32. 32.2/3 × 1/2 =
  33. 33.8/11 × 1/10 =
  34. 34.1/3 ÷ 2/3 =
  35. 35.1/2 ÷ 1/2 =
  36. 36.1/4 ÷ 1/2 =
  37. 37.4/5 × 3/4 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.1/3 ÷ 2/3 =
  40. 40.1/2 ÷ 1/2 =

Answer key

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

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