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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 491 · 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. 1.9/10 ÷ 3/10 =
  2. 2.8/9 × 1/6 =
  3. 3.2/3 × 1/4 =
  4. 4.1/6 ÷ 1/2 =
  5. 5.3/8 ÷ 6/11 =
  6. 6.1/4 × 2/3 =
  7. 7.1/5 ÷ 1/5 =
  8. 8.1/2 × 4/5 =
  9. 9.2/5 × 1/6 =
  10. 10.3/4 ÷ 9/10 =
  11. 11.1/2 × 2/7 =
  12. 12.2/3 ÷ 6/11 =
  13. 13.1/4 ÷ 1/2 =
  14. 14.1/12 ÷ 1/3 =
  15. 15.3/4 ÷ 1/2 =
  16. 16.2/9 × 1/2 =
  17. 17.6/11 × 1/2 =
  18. 18.1/2 ÷ 3/4 =
  19. 19.1/2 × 4/5 =
  20. 20.4/5 × 1/2 =
  21. 21.3/4 × 1/3 =
  22. 22.1/3 ÷ 1/6 =
  23. 23.1/5 × 5/12 =
  24. 24.3/11 × 1/3 =
  25. 25.2/3 ÷ 6/7 =
  26. 26.3/4 ÷ 1/8 =
  27. 27.1/2 ÷ 1/8 =
  28. 28.2/3 × 7/12 =
  29. 29.1/6 × 4/5 =
  30. 30.7/9 ÷ 2/3 =
  31. 31.1/2 × 2/5 =
  32. 32.11/12 × 4/7 =
  33. 33.1/3 ÷ 1/6 =
  34. 34.1/2 ÷ 5/6 =
  35. 35.1/4 ÷ 1/2 =
  36. 36.1/2 ÷ 3/10 =
  37. 37.1/4 × 2/3 =
  38. 38.5/11 × 4/5 =
  39. 39.1/4 × 2/3 =
  40. 40.2/3 ÷ 1/3 =

Answer key

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

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