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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 834 · 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. 1.1/2 × 2/5 =
  2. 2.8/11 ÷ 2/9 =
  3. 3.1/5 ÷ 7/10 =
  4. 4.1/2 × 4/9 =
  5. 5.6/7 × 3/4 =
  6. 6.1/2 ÷ 1/4 =
  7. 7.4/5 ÷ 2/3 =
  8. 8.1/10 ÷ 1/4 =
  9. 9.10/11 × 1/4 =
  10. 10.8/11 × 1/2 =
  11. 11.2/3 × 5/12 =
  12. 12.5/8 ÷ 1/2 =
  13. 13.5/12 × 2/3 =
  14. 14.1/2 ÷ 1/2 =
  15. 15.7/9 ÷ 1/3 =
  16. 16.5/7 ÷ 1/7 =
  17. 17.4/5 × 1/2 =
  18. 18.1/12 × 2/3 =
  19. 19.2/7 × 1/2 =
  20. 20.1/6 ÷ 1/4 =
  21. 21.7/9 × 1/7 =
  22. 22.7/12 ÷ 1/2 =
  23. 23.3/4 × 1/12 =
  24. 24.7/8 ÷ 1/2 =
  25. 25.3/8 × 1/3 =
  26. 26.2/5 × 1/4 =
  27. 27.1/5 ÷ 9/10 =
  28. 28.1/4 ÷ 3/4 =
  29. 29.2/9 × 3/4 =
  30. 30.7/8 × 2/3 =
  31. 31.4/11 ÷ 1/11 =
  32. 32.1/2 ÷ 1/2 =
  33. 33.1/2 ÷ 1/2 =
  34. 34.1/2 ÷ 1/2 =
  35. 35.1/6 ÷ 1/6 =
  36. 36.4/5 × 3/4 =
  37. 37.1/4 × 4/5 =
  38. 38.1/6 ÷ 2/3 =
  39. 39.2/3 × 3/8 =
  40. 40.4/9 ÷ 6/7 =

Answer key

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

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