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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 268 · 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. 1.1/4 × 2/3 =
  2. 2.8/11 × 1/6 =
  3. 3.1/4 ÷ 1/2 =
  4. 4.1/2 × 2/3 =
  5. 5.2/11 ÷ 5/11 =
  6. 6.5/6 × 4/11 =
  7. 7.1/6 ÷ 5/6 =
  8. 8.2/7 × 1/2 =
  9. 9.2/9 × 6/11 =
  10. 10.1/2 × 4/5 =
  11. 11.9/11 ÷ 3/5 =
  12. 12.4/5 × 3/4 =
  13. 13.1/11 ÷ 3/11 =
  14. 14.1/8 ÷ 1/4 =
  15. 15.1/2 ÷ 1/4 =
  16. 16.2/11 ÷ 4/5 =
  17. 17.1/3 × 3/4 =
  18. 18.1/2 ÷ 3/4 =
  19. 19.9/10 × 7/9 =
  20. 20.2/3 × 1/2 =
  21. 21.3/7 × 2/3 =
  22. 22.5/12 × 3/11 =
  23. 23.1/2 × 2/3 =
  24. 24.1/2 ÷ 1/2 =
  25. 25.7/9 × 6/7 =
  26. 26.2/3 × 1/2 =
  27. 27.1/2 × 2/3 =
  28. 28.1/11 ÷ 2/11 =
  29. 29.1/2 ÷ 1/6 =
  30. 30.7/10 × 2/3 =
  31. 31.1/9 ÷ 5/6 =
  32. 32.1/4 × 2/11 =
  33. 33.2/5 × 1/2 =
  34. 34.3/11 ÷ 4/11 =
  35. 35.1/4 ÷ 5/6 =
  36. 36.2/11 × 1/8 =
  37. 37.4/5 ÷ 4/11 =
  38. 38.5/6 × 1/5 =
  39. 39.1/2 × 2/7 =
  40. 40.1/6 ÷ 3/4 =

Answer key

  1. 1/6
  2. 4/33
  3. 1/2
  4. 1/3
  5. 2/5
  6. 10/33
  7. 1/5
  8. 1/7
  9. 4/33
  10. 2/5
  11. 15/11
  12. 3/5
  13. 1/3
  14. 1/2
  15. 2
  16. 5/22
  17. 1/4
  18. 2/3
  19. 7/10
  20. 1/3
  21. 2/7
  22. 5/44
  23. 1/3
  24. 1
  25. 2/3
  26. 1/3
  27. 1/3
  28. 1/2
  29. 3
  30. 7/15
  31. 2/15
  32. 1/22
  33. 1/5
  34. 3/4
  35. 3/10
  36. 1/44
  37. 11/5
  38. 1/6
  39. 1/7
  40. 2/9

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