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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 898 · 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 × 3/8 =
  2. 2.1/2 ÷ 1/2 =
  3. 3.1/8 × 6/11 =
  4. 4.1/5 × 5/8 =
  5. 5.5/6 × 10/11 =
  6. 6.5/12 ÷ 1/4 =
  7. 7.2/3 × 1/2 =
  8. 8.2/3 ÷ 1/3 =
  9. 9.1/2 ÷ 7/8 =
  10. 10.2/3 × 3/7 =
  11. 11.1/6 × 2/5 =
  12. 12.2/5 × 7/10 =
  13. 13.5/12 × 2/9 =
  14. 14.2/3 × 1/6 =
  15. 15.1/9 × 3/7 =
  16. 16.2/3 ÷ 1/6 =
  17. 17.3/7 × 1/3 =
  18. 18.3/4 ÷ 3/4 =
  19. 19.1/8 × 2/5 =
  20. 20.5/7 × 2/5 =
  21. 21.1/6 × 2/5 =
  22. 22.1/2 × 2/3 =
  23. 23.3/4 × 1/9 =
  24. 24.3/5 × 5/7 =
  25. 25.9/11 × 1/3 =
  26. 26.1/2 × 2/3 =
  27. 27.1/6 × 3/10 =
  28. 28.10/11 × 5/6 =
  29. 29.6/7 × 3/4 =
  30. 30.5/7 × 1/5 =
  31. 31.1/11 ÷ 2/11 =
  32. 32.3/7 × 1/12 =
  33. 33.1/2 × 6/11 =
  34. 34.2/7 × 1/2 =
  35. 35.1/9 × 3/5 =
  36. 36.5/6 ÷ 8/9 =
  37. 37.1/4 ÷ 1/4 =
  38. 38.3/8 ÷ 1/2 =
  39. 39.1/2 × 4/7 =
  40. 40.7/12 ÷ 1/2 =

Answer key

  1. 1/32
  2. 1
  3. 3/44
  4. 1/8
  5. 25/33
  6. 5/3
  7. 1/3
  8. 2
  9. 4/7
  10. 2/7
  11. 1/15
  12. 7/25
  13. 5/54
  14. 1/9
  15. 1/21
  16. 4
  17. 1/7
  18. 1
  19. 1/20
  20. 2/7
  21. 1/15
  22. 1/3
  23. 1/12
  24. 3/7
  25. 3/11
  26. 1/3
  27. 1/20
  28. 25/33
  29. 9/14
  30. 1/7
  31. 1/2
  32. 1/28
  33. 3/11
  34. 1/7
  35. 1/15
  36. 15/16
  37. 1
  38. 3/4
  39. 2/7
  40. 7/6

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