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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 989 · 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. 1.2/3 × 1/8 =
  2. 2.1/4 ÷ 1/2 =
  3. 3.3/4 × 6/7 =
  4. 4.1/6 ÷ 3/4 =
  5. 5.4/5 × 3/4 =
  6. 6.1/10 ÷ 1/2 =
  7. 7.1/3 × 3/5 =
  8. 8.3/4 ÷ 9/11 =
  9. 9.3/10 ÷ 1/4 =
  10. 10.3/7 × 1/12 =
  11. 11.1/9 × 3/8 =
  12. 12.1/2 × 2/7 =
  13. 13.2/5 × 1/2 =
  14. 14.1/3 ÷ 2/3 =
  15. 15.3/4 × 10/11 =
  16. 16.4/5 × 1/2 =
  17. 17.6/7 × 1/4 =
  18. 18.5/12 × 4/11 =
  19. 19.2/3 ÷ 1/6 =
  20. 20.3/4 × 1/3 =
  21. 21.3/4 ÷ 5/12 =
  22. 22.1/3 ÷ 2/3 =
  23. 23.2/3 × 1/2 =
  24. 24.1/12 × 2/3 =
  25. 25.6/11 × 1/2 =
  26. 26.4/5 × 1/6 =
  27. 27.5/9 ÷ 1/9 =
  28. 28.1/2 ÷ 1/2 =
  29. 29.3/8 ÷ 3/4 =
  30. 30.1/2 × 2/3 =
  31. 31.1/3 ÷ 1/3 =
  32. 32.1/3 × 6/7 =
  33. 33.5/8 ÷ 5/6 =
  34. 34.1/2 ÷ 9/10 =
  35. 35.2/5 ÷ 2/3 =
  36. 36.4/5 ÷ 2/11 =
  37. 37.4/9 × 6/7 =
  38. 38.1/6 × 3/5 =
  39. 39.5/7 × 3/5 =
  40. 40.4/5 × 3/4 =

Answer key

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

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