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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 968 · 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. 1.3/11 × 5/6 =
  2. 2.3/5 × 11/12 =
  3. 3.1/2 ÷ 3/10 =
  4. 4.5/12 ÷ 1/6 =
  5. 5.3/4 × 1/3 =
  6. 6.1/12 ÷ 1/6 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.6/11 × 1/2 =
  9. 9.3/4 ÷ 3/5 =
  10. 10.2/5 × 5/6 =
  11. 11.1/9 ÷ 1/3 =
  12. 12.5/8 × 2/5 =
  13. 13.1/2 × 8/9 =
  14. 14.1/6 × 4/5 =
  15. 15.2/9 × 3/10 =
  16. 16.1/3 ÷ 2/3 =
  17. 17.1/6 × 3/4 =
  18. 18.1/2 ÷ 3/4 =
  19. 19.1/6 × 2/5 =
  20. 20.5/12 ÷ 5/6 =
  21. 21.1/9 ÷ 1/3 =
  22. 22.2/3 × 1/2 =
  23. 23.2/3 × 3/5 =
  24. 24.1/4 ÷ 1/2 =
  25. 25.1/4 × 4/5 =
  26. 26.1/12 × 2/3 =
  27. 27.3/4 × 2/3 =
  28. 28.1/2 × 10/11 =
  29. 29.1/4 × 2/7 =
  30. 30.2/9 × 1/2 =
  31. 31.2/3 × 5/8 =
  32. 32.3/10 × 2/11 =
  33. 33.2/3 × 3/11 =
  34. 34.3/8 × 5/9 =
  35. 35.1/2 × 4/9 =
  36. 36.1/2 ÷ 1/2 =
  37. 37.4/5 × 1/4 =
  38. 38.2/3 × 3/4 =
  39. 39.1/6 × 4/9 =
  40. 40.1/3 × 3/11 =

Answer key

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

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