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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 833 · 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 × 6/11 =
  2. 2.1/2 ÷ 1/2 =
  3. 3.2/3 × 5/8 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.1/2 ÷ 3/4 =
  6. 6.2/3 × 3/8 =
  7. 7.5/6 × 3/4 =
  8. 8.4/9 ÷ 10/11 =
  9. 9.1/4 ÷ 7/10 =
  10. 10.4/5 × 1/2 =
  11. 11.8/11 × 1/8 =
  12. 12.1/2 × 4/5 =
  13. 13.3/4 × 2/9 =
  14. 14.1/8 × 4/7 =
  15. 15.1/4 ÷ 5/6 =
  16. 16.1/2 × 2/3 =
  17. 17.2/7 ÷ 8/9 =
  18. 18.1/2 × 2/3 =
  19. 19.8/9 ÷ 1/3 =
  20. 20.1/4 × 4/5 =
  21. 21.5/8 × 8/11 =
  22. 22.4/5 × 3/4 =
  23. 23.6/7 ÷ 3/7 =
  24. 24.1/4 ÷ 3/4 =
  25. 25.4/9 × 1/4 =
  26. 26.4/5 ÷ 2/3 =
  27. 27.1/2 ÷ 1/6 =
  28. 28.6/7 ÷ 5/7 =
  29. 29.3/5 × 1/3 =
  30. 30.2/7 × 1/4 =
  31. 31.1/2 ÷ 5/12 =
  32. 32.3/4 ÷ 1/2 =
  33. 33.3/4 ÷ 5/8 =
  34. 34.8/9 × 1/2 =
  35. 35.3/4 ÷ 3/4 =
  36. 36.1/4 × 6/7 =
  37. 37.8/9 ÷ 1/3 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.1/2 × 4/11 =
  40. 40.2/3 ÷ 2/5 =

Answer key

  1. 3/11
  2. 1
  3. 5/12
  4. 1
  5. 2/3
  6. 1/4
  7. 5/8
  8. 22/45
  9. 5/14
  10. 2/5
  11. 1/11
  12. 2/5
  13. 1/6
  14. 1/14
  15. 3/10
  16. 1/3
  17. 9/28
  18. 1/3
  19. 8/3
  20. 1/5
  21. 5/11
  22. 3/5
  23. 2
  24. 1/3
  25. 1/9
  26. 6/5
  27. 3
  28. 6/5
  29. 1/5
  30. 1/14
  31. 6/5
  32. 3/2
  33. 6/5
  34. 4/9
  35. 1
  36. 3/14
  37. 8/3
  38. 1
  39. 2/11
  40. 5/3

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