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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 100 · 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. 1.4/9 × 1/4 =
  2. 2.4/5 × 5/6 =
  3. 3.2/5 × 1/2 =
  4. 4.2/7 × 3/4 =
  5. 5.5/12 ÷ 1/2 =
  6. 6.3/4 × 5/6 =
  7. 7.3/4 ÷ 3/5 =
  8. 8.1/4 ÷ 1/6 =
  9. 9.2/3 × 3/4 =
  10. 10.4/11 ÷ 2/3 =
  11. 11.1/2 ÷ 3/4 =
  12. 12.1/5 × 5/7 =
  13. 13.3/4 × 2/5 =
  14. 14.3/7 × 1/3 =
  15. 15.1/6 × 2/5 =
  16. 16.2/3 × 3/7 =
  17. 17.1/3 ÷ 2/3 =
  18. 18.1/3 ÷ 1/6 =
  19. 19.1/4 ÷ 1/4 =
  20. 20.11/12 ÷ 1/3 =
  21. 21.1/4 ÷ 5/8 =
  22. 22.4/5 × 1/2 =
  23. 23.6/11 ÷ 2/5 =
  24. 24.1/10 ÷ 1/6 =
  25. 25.2/3 × 3/4 =
  26. 26.1/4 × 2/3 =
  27. 27.2/3 ÷ 1/3 =
  28. 28.1/6 ÷ 1/2 =
  29. 29.1/2 × 4/7 =
  30. 30.2/7 × 1/2 =
  31. 31.3/4 ÷ 1/4 =
  32. 32.4/5 × 3/8 =
  33. 33.1/6 ÷ 5/9 =
  34. 34.1/3 ÷ 2/3 =
  35. 35.2/3 ÷ 2/9 =
  36. 36.4/5 × 1/2 =
  37. 37.5/11 × 3/5 =
  38. 38.2/5 ÷ 6/7 =
  39. 39.2/3 × 1/2 =
  40. 40.1/3 ÷ 11/12 =

Answer key

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

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