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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 843 · 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 × 1/4 =
  2. 2.3/5 ÷ 3/8 =
  3. 3.1/3 × 6/7 =
  4. 4.5/6 ÷ 1/4 =
  5. 5.1/2 ÷ 3/4 =
  6. 6.5/6 × 1/10 =
  7. 7.2/3 × 1/2 =
  8. 8.1/4 ÷ 1/4 =
  9. 9.2/11 × 1/2 =
  10. 10.6/7 × 1/3 =
  11. 11.7/9 × 5/7 =
  12. 12.7/12 ÷ 3/8 =
  13. 13.1/2 × 8/11 =
  14. 14.3/4 × 2/3 =
  15. 15.1/3 × 3/10 =
  16. 16.1/3 ÷ 1/3 =
  17. 17.2/3 × 1/2 =
  18. 18.1/2 ÷ 1/2 =
  19. 19.1/2 × 2/3 =
  20. 20.3/10 ÷ 1/2 =
  21. 21.1/5 × 5/7 =
  22. 22.3/5 × 1/3 =
  23. 23.1/3 × 3/4 =
  24. 24.7/9 ÷ 2/3 =
  25. 25.2/3 × 3/7 =
  26. 26.3/10 ÷ 1/8 =
  27. 27.4/7 × 1/2 =
  28. 28.9/10 ÷ 1/2 =
  29. 29.5/6 × 4/9 =
  30. 30.4/5 × 1/4 =
  31. 31.3/4 × 2/5 =
  32. 32.1/2 ÷ 1/2 =
  33. 33.1/4 ÷ 1/2 =
  34. 34.7/8 × 2/3 =
  35. 35.6/7 × 3/4 =
  36. 36.1/4 ÷ 1/2 =
  37. 37.1/2 × 2/3 =
  38. 38.2/5 × 11/12 =
  39. 39.1/4 × 4/9 =
  40. 40.2/11 ÷ 6/11 =

Answer key

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

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