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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 328 · 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. 1.8/11 × 3/4 =
  2. 2.1/2 ÷ 3/10 =
  3. 3.4/5 × 1/2 =
  4. 4.3/5 ÷ 3/4 =
  5. 5.1/2 ÷ 1/2 =
  6. 6.1/12 × 8/11 =
  7. 7.9/10 × 2/5 =
  8. 8.1/6 ÷ 3/10 =
  9. 9.1/2 × 2/11 =
  10. 10.5/12 ÷ 1/2 =
  11. 11.6/7 × 2/3 =
  12. 12.1/6 ÷ 1/2 =
  13. 13.1/4 × 2/5 =
  14. 14.7/8 × 8/9 =
  15. 15.10/11 × 1/2 =
  16. 16.3/7 × 7/12 =
  17. 17.1/5 ÷ 3/5 =
  18. 18.2/3 × 7/8 =
  19. 19.1/2 × 4/11 =
  20. 20.9/10 ÷ 1/4 =
  21. 21.1/4 ÷ 1/2 =
  22. 22.3/4 ÷ 1/8 =
  23. 23.1/2 ÷ 5/8 =
  24. 24.1/2 ÷ 1/2 =
  25. 25.2/3 × 1/6 =
  26. 26.4/5 ÷ 10/11 =
  27. 27.1/6 ÷ 1/8 =
  28. 28.1/2 × 8/9 =
  29. 29.1/2 × 2/7 =
  30. 30.2/9 ÷ 1/3 =
  31. 31.2/3 × 9/11 =
  32. 32.3/4 × 4/7 =
  33. 33.1/3 ÷ 2/3 =
  34. 34.5/8 ÷ 1/2 =
  35. 35.10/11 × 3/4 =
  36. 36.1/4 × 2/3 =
  37. 37.9/11 × 1/3 =
  38. 38.1/3 ÷ 1/9 =
  39. 39.3/5 × 1/6 =
  40. 40.2/3 × 1/2 =

Answer key

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

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