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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 627 · 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 ÷ 1/2 =
  2. 2.1/4 × 2/7 =
  3. 3.1/2 ÷ 3/4 =
  4. 4.1/10 ÷ 3/10 =
  5. 5.3/8 × 5/12 =
  6. 6.5/6 ÷ 3/4 =
  7. 7.5/7 × 3/5 =
  8. 8.4/5 × 7/8 =
  9. 9.7/10 ÷ 3/4 =
  10. 10.4/9 × 3/5 =
  11. 11.4/5 × 1/2 =
  12. 12.2/3 × 1/2 =
  13. 13.4/9 ÷ 4/9 =
  14. 14.8/9 ÷ 2/3 =
  15. 15.2/5 ÷ 2/3 =
  16. 16.2/9 ÷ 4/7 =
  17. 17.1/4 × 4/11 =
  18. 18.7/10 ÷ 3/5 =
  19. 19.1/10 ÷ 3/8 =
  20. 20.1/6 ÷ 5/6 =
  21. 21.1/2 × 2/3 =
  22. 22.3/5 × 2/3 =
  23. 23.7/12 × 2/3 =
  24. 24.2/3 × 3/4 =
  25. 25.1/5 × 5/8 =
  26. 26.2/5 × 1/10 =
  27. 27.1/2 ÷ 11/12 =
  28. 28.1/2 ÷ 3/4 =
  29. 29.1/4 ÷ 3/8 =
  30. 30.1/2 × 4/7 =
  31. 31.3/5 ÷ 3/4 =
  32. 32.1/2 × 2/9 =
  33. 33.3/4 × 1/3 =
  34. 34.1/2 × 2/3 =
  35. 35.1/2 ÷ 1/10 =
  36. 36.1/3 ÷ 8/9 =
  37. 37.8/11 × 1/4 =
  38. 38.3/4 ÷ 3/4 =
  39. 39.1/2 ÷ 1/6 =
  40. 40.5/8 × 2/3 =

Answer key

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

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