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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 632 · 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. 1.1/4 ÷ 1/2 =
  2. 2.9/10 ÷ 3/5 =
  3. 3.4/5 ÷ 1/5 =
  4. 4.5/12 × 3/4 =
  5. 5.1/3 ÷ 5/6 =
  6. 6.1/2 ÷ 1/2 =
  7. 7.3/7 × 2/9 =
  8. 8.2/3 × 5/8 =
  9. 9.1/4 ÷ 1/8 =
  10. 10.4/11 × 1/2 =
  11. 11.3/5 ÷ 4/5 =
  12. 12.3/4 × 5/12 =
  13. 13.1/2 ÷ 1/2 =
  14. 14.7/10 × 2/7 =
  15. 15.1/6 × 3/5 =
  16. 16.3/8 × 2/3 =
  17. 17.2/3 × 1/4 =
  18. 18.1/2 ÷ 3/4 =
  19. 19.3/8 ÷ 1/4 =
  20. 20.1/6 × 2/9 =
  21. 21.2/3 ÷ 7/12 =
  22. 22.3/10 × 8/9 =
  23. 23.4/5 ÷ 2/5 =
  24. 24.1/6 × 3/4 =
  25. 25.4/7 × 1/2 =
  26. 26.1/2 ÷ 1/4 =
  27. 27.3/4 ÷ 1/4 =
  28. 28.3/4 × 1/3 =
  29. 29.4/5 × 3/4 =
  30. 30.2/5 × 7/12 =
  31. 31.2/5 × 1/2 =
  32. 32.9/10 ÷ 3/10 =
  33. 33.4/5 × 1/2 =
  34. 34.1/2 × 2/9 =
  35. 35.10/11 × 1/5 =
  36. 36.10/11 × 1/5 =
  37. 37.2/3 × 3/4 =
  38. 38.1/2 × 2/7 =
  39. 39.3/4 × 1/3 =
  40. 40.1/4 ÷ 5/8 =

Answer key

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

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