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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 778 · 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. 1.6/7 × 1/2 =
  2. 2.1/4 ÷ 1/4 =
  3. 3.1/4 × 2/3 =
  4. 4.3/8 ÷ 7/8 =
  5. 5.2/7 × 1/2 =
  6. 6.8/9 × 3/4 =
  7. 7.3/10 × 1/3 =
  8. 8.1/2 × 2/3 =
  9. 9.4/5 × 1/2 =
  10. 10.1/2 × 4/5 =
  11. 11.2/3 × 1/2 =
  12. 12.1/2 × 10/11 =
  13. 13.1/9 × 3/8 =
  14. 14.1/2 ÷ 1/4 =
  15. 15.2/7 ÷ 2/5 =
  16. 16.2/7 ÷ 4/9 =
  17. 17.1/2 ÷ 3/4 =
  18. 18.5/6 × 2/3 =
  19. 19.7/8 ÷ 1/2 =
  20. 20.1/2 × 4/5 =
  21. 21.2/3 ÷ 8/9 =
  22. 22.1/4 × 2/3 =
  23. 23.4/9 × 1/8 =
  24. 24.1/10 ÷ 1/12 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.1/2 ÷ 1/2 =
  27. 27.1/2 × 2/5 =
  28. 28.2/3 ÷ 1/12 =
  29. 29.1/2 × 2/9 =
  30. 30.4/5 ÷ 2/5 =
  31. 31.1/12 ÷ 2/3 =
  32. 32.4/5 × 3/8 =
  33. 33.7/10 × 5/6 =
  34. 34.1/2 ÷ 1/12 =
  35. 35.2/3 × 1/2 =
  36. 36.1/2 × 4/5 =
  37. 37.5/7 × 7/9 =
  38. 38.2/3 × 1/2 =
  39. 39.2/3 ÷ 4/5 =
  40. 40.1/2 ÷ 1/6 =

Answer key

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

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