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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 907 · 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 ÷ 1/6 =
  2. 2.1/5 ÷ 3/5 =
  3. 3.3/4 ÷ 1/2 =
  4. 4.10/11 × 1/12 =
  5. 5.2/5 × 1/2 =
  6. 6.1/2 × 6/7 =
  7. 7.9/11 × 1/3 =
  8. 8.4/11 ÷ 2/3 =
  9. 9.2/9 ÷ 2/5 =
  10. 10.5/8 × 3/5 =
  11. 11.4/5 × 3/4 =
  12. 12.2/3 ÷ 4/9 =
  13. 13.3/4 × 4/7 =
  14. 14.1/2 ÷ 3/4 =
  15. 15.4/5 × 1/2 =
  16. 16.1/12 ÷ 1/4 =
  17. 17.4/7 ÷ 2/3 =
  18. 18.2/3 × 3/4 =
  19. 19.1/2 × 10/11 =
  20. 20.5/12 ÷ 3/4 =
  21. 21.1/2 × 6/11 =
  22. 22.3/8 × 1/9 =
  23. 23.1/4 ÷ 7/8 =
  24. 24.3/4 ÷ 3/4 =
  25. 25.2/11 × 1/6 =
  26. 26.4/5 × 11/12 =
  27. 27.1/6 ÷ 3/4 =
  28. 28.7/12 ÷ 1/2 =
  29. 29.1/12 × 9/11 =
  30. 30.10/11 × 1/2 =
  31. 31.8/11 ÷ 4/7 =
  32. 32.5/12 ÷ 1/3 =
  33. 33.1/4 ÷ 1/4 =
  34. 34.2/3 ÷ 4/5 =
  35. 35.1/3 ÷ 1/3 =
  36. 36.1/2 × 2/9 =
  37. 37.2/7 × 1/10 =
  38. 38.3/4 × 2/7 =
  39. 39.3/5 ÷ 7/10 =
  40. 40.1/3 ÷ 2/3 =

Answer key

  1. 3/2
  2. 1/3
  3. 3/2
  4. 5/66
  5. 1/5
  6. 3/7
  7. 3/11
  8. 6/11
  9. 5/9
  10. 3/8
  11. 3/5
  12. 3/2
  13. 3/7
  14. 2/3
  15. 2/5
  16. 1/3
  17. 6/7
  18. 1/2
  19. 5/11
  20. 5/9
  21. 3/11
  22. 1/24
  23. 2/7
  24. 1
  25. 1/33
  26. 11/15
  27. 2/9
  28. 7/6
  29. 3/44
  30. 5/11
  31. 14/11
  32. 5/4
  33. 1
  34. 5/6
  35. 1
  36. 1/9
  37. 1/35
  38. 3/14
  39. 6/7
  40. 1/2

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