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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 842 · 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. 2.1/2 × 2/3 =
  3. 3.1/2 × 6/11 =
  4. 4.1/2 × 2/5 =
  5. 5.1/2 ÷ 1/12 =
  6. 6.2/5 × 1/2 =
  7. 7.1/6 ÷ 5/6 =
  8. 8.2/3 × 1/8 =
  9. 9.7/8 ÷ 1/2 =
  10. 10.1/2 × 6/7 =
  11. 11.4/5 × 5/9 =
  12. 12.1/3 ÷ 1/3 =
  13. 13.9/10 ÷ 1/12 =
  14. 14.2/3 × 3/7 =
  15. 15.1/2 ÷ 1/2 =
  16. 16.1/2 ÷ 3/4 =
  17. 17.9/11 × 1/3 =
  18. 18.8/9 × 3/11 =
  19. 19.1/2 ÷ 1/2 =
  20. 20.2/3 ÷ 1/3 =
  21. 21.1/12 ÷ 2/3 =
  22. 22.7/12 × 5/7 =
  23. 23.1/2 × 4/5 =
  24. 24.1/7 × 7/8 =
  25. 25.9/10 × 1/3 =
  26. 26.1/2 ÷ 5/8 =
  27. 27.4/5 × 1/4 =
  28. 28.1/2 ÷ 1/2 =
  29. 29.3/7 × 4/9 =
  30. 30.3/4 ÷ 5/8 =
  31. 31.7/11 × 1/7 =
  32. 32.7/9 × 6/7 =
  33. 33.8/11 ÷ 2/5 =
  34. 34.6/7 × 1/2 =
  35. 35.6/7 × 1/2 =
  36. 36.1/2 ÷ 1/6 =
  37. 37.1/2 ÷ 3/4 =
  38. 38.3/4 × 10/11 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.1/3 × 3/4 =

Answer key

  1. 1/6
  2. 1/3
  3. 3/11
  4. 1/5
  5. 6
  6. 1/5
  7. 1/5
  8. 1/12
  9. 7/4
  10. 3/7
  11. 4/9
  12. 1
  13. 54/5
  14. 2/7
  15. 1
  16. 2/3
  17. 3/11
  18. 8/33
  19. 1
  20. 2
  21. 1/8
  22. 5/12
  23. 2/5
  24. 1/8
  25. 3/10
  26. 4/5
  27. 1/5
  28. 1
  29. 4/21
  30. 6/5
  31. 1/11
  32. 2/3
  33. 20/11
  34. 3/7
  35. 3/7
  36. 3
  37. 2/3
  38. 15/22
  39. 1
  40. 1/4

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