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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 950 · 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. 1.1/3 × 9/11 =
  2. 2.1/2 × 2/7 =
  3. 3.2/5 ÷ 1/5 =
  4. 4.1/4 ÷ 1/2 =
  5. 5.1/2 ÷ 3/8 =
  6. 6.1/6 × 3/11 =
  7. 7.2/3 × 1/2 =
  8. 8.3/4 × 2/3 =
  9. 9.2/5 × 1/2 =
  10. 10.1/4 × 2/5 =
  11. 11.6/7 × 3/4 =
  12. 12.2/3 ÷ 2/3 =
  13. 13.11/12 × 2/11 =
  14. 14.2/3 ÷ 4/5 =
  15. 15.7/9 ÷ 1/3 =
  16. 16.3/4 × 2/5 =
  17. 17.6/11 ÷ 4/5 =
  18. 18.1/12 ÷ 3/4 =
  19. 19.9/11 × 4/9 =
  20. 20.1/6 × 8/9 =
  21. 21.5/6 ÷ 1/2 =
  22. 22.4/7 ÷ 4/5 =
  23. 23.8/11 ÷ 2/5 =
  24. 24.9/11 × 5/6 =
  25. 25.2/3 ÷ 1/3 =
  26. 26.4/11 × 3/10 =
  27. 27.1/2 ÷ 1/6 =
  28. 28.1/12 × 3/4 =
  29. 29.6/7 × 7/8 =
  30. 30.3/11 ÷ 3/5 =
  31. 31.1/2 ÷ 9/10 =
  32. 32.2/9 × 3/4 =
  33. 33.1/3 ÷ 2/3 =
  34. 34.2/9 × 3/4 =
  35. 35.4/5 × 5/6 =
  36. 36.1/5 × 5/12 =
  37. 37.1/3 × 3/4 =
  38. 38.3/8 × 5/6 =
  39. 39.10/11 ÷ 2/5 =
  40. 40.2/3 × 3/4 =

Answer key

  1. 3/11
  2. 1/7
  3. 2
  4. 1/2
  5. 4/3
  6. 1/22
  7. 1/3
  8. 1/2
  9. 1/5
  10. 1/10
  11. 9/14
  12. 1
  13. 1/6
  14. 5/6
  15. 7/3
  16. 3/10
  17. 15/22
  18. 1/9
  19. 4/11
  20. 4/27
  21. 5/3
  22. 5/7
  23. 20/11
  24. 15/22
  25. 2
  26. 6/55
  27. 3
  28. 1/16
  29. 3/4
  30. 5/11
  31. 5/9
  32. 1/6
  33. 1/2
  34. 1/6
  35. 2/3
  36. 1/12
  37. 1/4
  38. 5/16
  39. 25/11
  40. 1/2

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