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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 960 · 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. 1.8/9 × 1/2 =
  2. 2.3/4 ÷ 1/4 =
  3. 3.3/4 × 2/3 =
  4. 4.7/9 ÷ 1/3 =
  5. 5.5/7 × 4/5 =
  6. 6.2/3 × 1/10 =
  7. 7.6/11 × 5/9 =
  8. 8.1/2 × 6/7 =
  9. 9.1/2 × 10/11 =
  10. 10.3/5 ÷ 6/7 =
  11. 11.8/11 ÷ 2/3 =
  12. 12.3/4 ÷ 3/5 =
  13. 13.3/4 ÷ 1/2 =
  14. 14.1/5 ÷ 4/5 =
  15. 15.2/3 × 1/2 =
  16. 16.3/5 ÷ 2/5 =
  17. 17.6/7 × 5/6 =
  18. 18.3/5 ÷ 2/5 =
  19. 19.2/3 × 1/6 =
  20. 20.1/6 × 3/4 =
  21. 21.2/3 × 1/4 =
  22. 22.3/4 × 1/3 =
  23. 23.4/5 × 3/4 =
  24. 24.2/7 ÷ 3/7 =
  25. 25.1/4 ÷ 1/2 =
  26. 26.1/3 ÷ 2/9 =
  27. 27.2/7 × 1/2 =
  28. 28.9/10 ÷ 1/2 =
  29. 29.1/2 × 4/5 =
  30. 30.5/8 ÷ 1/2 =
  31. 31.2/7 × 1/2 =
  32. 32.3/5 × 5/11 =
  33. 33.2/3 × 1/6 =
  34. 34.4/5 ÷ 9/10 =
  35. 35.2/3 ÷ 1/3 =
  36. 36.1/4 ÷ 5/6 =
  37. 37.6/11 × 1/2 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.1/3 ÷ 11/12 =
  40. 40.2/3 × 1/2 =

Answer key

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

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