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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 926 · 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. 1.1/12 ÷ 2/3 =
  2. 2.1/3 ÷ 2/3 =
  3. 3.11/12 × 2/3 =
  4. 4.3/4 × 1/3 =
  5. 5.1/2 × 4/5 =
  6. 6.1/2 ÷ 5/12 =
  7. 7.6/7 ÷ 4/5 =
  8. 8.6/7 ÷ 4/9 =
  9. 9.5/6 ÷ 2/3 =
  10. 10.7/12 × 2/3 =
  11. 11.1/2 ÷ 3/4 =
  12. 12.11/12 ÷ 2/9 =
  13. 13.5/6 × 7/10 =
  14. 14.2/3 ÷ 1/3 =
  15. 15.2/3 × 6/7 =
  16. 16.2/3 × 1/2 =
  17. 17.8/9 × 3/4 =
  18. 18.3/5 ÷ 4/5 =
  19. 19.1/2 × 2/3 =
  20. 20.7/10 ÷ 1/2 =
  21. 21.2/5 × 5/11 =
  22. 22.3/4 × 7/9 =
  23. 23.1/3 ÷ 1/6 =
  24. 24.5/6 ÷ 1/3 =
  25. 25.1/12 ÷ 1/2 =
  26. 26.3/4 ÷ 1/4 =
  27. 27.8/11 × 1/2 =
  28. 28.1/2 ÷ 1/2 =
  29. 29.3/5 × 1/3 =
  30. 30.1/2 ÷ 1/2 =
  31. 31.8/11 × 3/4 =
  32. 32.4/7 × 1/6 =
  33. 33.1/2 ÷ 1/2 =
  34. 34.4/5 × 1/2 =
  35. 35.1/3 ÷ 8/9 =
  36. 36.4/7 × 1/6 =
  37. 37.1/4 ÷ 1/2 =
  38. 38.1/2 × 10/11 =
  39. 39.4/5 × 5/12 =
  40. 40.5/9 × 3/4 =

Answer key

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

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