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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 598 · 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. 1.2/11 × 1/4 =
  2. 2.1/4 × 2/3 =
  3. 3.8/9 × 1/6 =
  4. 4.1/2 × 2/3 =
  5. 5.1/4 × 10/11 =
  6. 6.2/5 ÷ 4/11 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.3/7 × 1/6 =
  9. 9.1/2 ÷ 7/10 =
  10. 10.6/7 × 1/3 =
  11. 11.5/6 × 3/4 =
  12. 12.1/5 ÷ 3/5 =
  13. 13.2/9 × 1/2 =
  14. 14.3/5 × 11/12 =
  15. 15.1/2 × 4/5 =
  16. 16.1/2 ÷ 1/2 =
  17. 17.8/9 ÷ 1/9 =
  18. 18.5/6 ÷ 3/4 =
  19. 19.2/3 ÷ 4/11 =
  20. 20.1/3 ÷ 7/12 =
  21. 21.2/3 × 1/2 =
  22. 22.1/4 × 2/5 =
  23. 23.5/6 × 3/11 =
  24. 24.1/4 × 4/5 =
  25. 25.5/7 × 3/10 =
  26. 26.5/6 ÷ 1/4 =
  27. 27.1/7 ÷ 6/7 =
  28. 28.1/5 ÷ 4/5 =
  29. 29.9/11 ÷ 3/4 =
  30. 30.9/10 × 1/9 =
  31. 31.1/2 × 8/9 =
  32. 32.2/7 × 1/2 =
  33. 33.3/4 ÷ 1/2 =
  34. 34.9/11 ÷ 1/11 =
  35. 35.1/4 ÷ 3/4 =
  36. 36.2/11 × 1/2 =
  37. 37.2/3 × 1/2 =
  38. 38.6/7 ÷ 5/7 =
  39. 39.5/6 × 3/5 =
  40. 40.1/6 ÷ 3/4 =

Answer key

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

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