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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 847 · 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 × 2/7 =
  2. 2.2/3 × 1/2 =
  3. 3.2/3 × 5/12 =
  4. 4.1/2 × 4/9 =
  5. 5.1/2 ÷ 1/4 =
  6. 6.2/3 × 1/2 =
  7. 7.5/6 ÷ 1/2 =
  8. 8.2/7 × 5/12 =
  9. 9.1/2 ÷ 1/2 =
  10. 10.1/2 ÷ 11/12 =
  11. 11.1/3 × 3/4 =
  12. 12.2/3 ÷ 2/11 =
  13. 13.1/6 × 3/4 =
  14. 14.1/4 ÷ 1/2 =
  15. 15.4/11 × 1/2 =
  16. 16.4/7 ÷ 8/11 =
  17. 17.1/2 × 2/3 =
  18. 18.2/3 ÷ 2/11 =
  19. 19.6/7 × 7/8 =
  20. 20.3/11 ÷ 1/11 =
  21. 21.1/4 × 6/11 =
  22. 22.1/4 ÷ 3/4 =
  23. 23.2/11 ÷ 2/3 =
  24. 24.1/6 ÷ 5/8 =
  25. 25.1/2 × 10/11 =
  26. 26.2/11 ÷ 2/7 =
  27. 27.6/11 × 1/4 =
  28. 28.1/6 × 4/11 =
  29. 29.1/4 ÷ 1/2 =
  30. 30.1/2 × 2/3 =
  31. 31.2/3 ÷ 1/6 =
  32. 32.3/5 × 5/12 =
  33. 33.5/12 × 3/4 =
  34. 34.1/6 × 2/3 =
  35. 35.4/9 ÷ 5/9 =
  36. 36.1/4 × 4/5 =
  37. 37.6/11 ÷ 3/4 =
  38. 38.7/8 × 4/5 =
  39. 39.1/2 × 6/11 =
  40. 40.1/4 ÷ 1/2 =

Answer key

  1. 1/14
  2. 1/3
  3. 5/18
  4. 2/9
  5. 2
  6. 1/3
  7. 5/3
  8. 5/42
  9. 1
  10. 6/11
  11. 1/4
  12. 11/3
  13. 1/8
  14. 1/2
  15. 2/11
  16. 11/14
  17. 1/3
  18. 11/3
  19. 3/4
  20. 3
  21. 3/22
  22. 1/3
  23. 3/11
  24. 4/15
  25. 5/11
  26. 7/11
  27. 3/22
  28. 2/33
  29. 1/2
  30. 1/3
  31. 4
  32. 1/4
  33. 5/16
  34. 1/9
  35. 4/5
  36. 1/5
  37. 8/11
  38. 7/10
  39. 3/11
  40. 1/2

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