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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 806 · 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. 1.1/6 ÷ 1/9 =
  2. 2.3/4 ÷ 9/10 =
  3. 3.5/6 ÷ 1/4 =
  4. 4.5/12 × 6/11 =
  5. 5.4/7 × 1/2 =
  6. 6.1/3 × 3/4 =
  7. 7.4/5 × 7/8 =
  8. 8.3/4 × 2/3 =
  9. 9.5/6 × 2/3 =
  10. 10.1/2 × 4/9 =
  11. 11.5/11 × 2/5 =
  12. 12.4/5 × 5/6 =
  13. 13.1/2 × 2/5 =
  14. 14.1/2 × 4/7 =
  15. 15.10/11 ÷ 10/11 =
  16. 16.11/12 ÷ 1/2 =
  17. 17.3/4 ÷ 1/2 =
  18. 18.2/3 × 1/6 =
  19. 19.2/3 ÷ 2/3 =
  20. 20.1/4 × 6/7 =
  21. 21.1/4 ÷ 7/12 =
  22. 22.5/6 ÷ 7/9 =
  23. 23.2/3 × 5/6 =
  24. 24.9/10 ÷ 1/4 =
  25. 25.5/6 × 2/7 =
  26. 26.1/6 × 9/10 =
  27. 27.1/12 ÷ 7/9 =
  28. 28.3/5 ÷ 3/5 =
  29. 29.5/6 ÷ 1/2 =
  30. 30.3/10 × 4/5 =
  31. 31.2/11 ÷ 2/3 =
  32. 32.1/2 ÷ 1/2 =
  33. 33.1/2 ÷ 1/2 =
  34. 34.1/4 ÷ 7/12 =
  35. 35.2/9 × 1/2 =
  36. 36.7/9 ÷ 5/9 =
  37. 37.1/10 ÷ 3/5 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.2/3 ÷ 5/12 =
  40. 40.1/4 × 4/5 =

Answer key

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

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