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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 920 · 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. 1.5/11 × 1/5 =
  2. 2.6/7 × 2/3 =
  3. 3.2/11 ÷ 2/3 =
  4. 4.3/4 × 2/9 =
  5. 5.2/9 ÷ 2/3 =
  6. 6.2/3 ÷ 2/3 =
  7. 7.7/8 × 2/5 =
  8. 8.1/2 ÷ 1/4 =
  9. 9.2/3 ÷ 4/5 =
  10. 10.2/3 ÷ 4/5 =
  11. 11.2/9 ÷ 5/6 =
  12. 12.2/9 ÷ 2/3 =
  13. 13.2/11 × 5/6 =
  14. 14.2/3 × 3/4 =
  15. 15.3/4 ÷ 1/8 =
  16. 16.4/5 ÷ 2/7 =
  17. 17.2/3 ÷ 1/3 =
  18. 18.1/4 ÷ 3/4 =
  19. 19.4/9 × 3/4 =
  20. 20.1/2 × 6/7 =
  21. 21.4/11 × 1/2 =
  22. 22.3/5 × 1/3 =
  23. 23.6/7 ÷ 4/5 =
  24. 24.1/2 × 2/5 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.4/9 ÷ 1/3 =
  27. 27.1/5 ÷ 1/10 =
  28. 28.1/2 × 2/3 =
  29. 29.1/2 ÷ 1/2 =
  30. 30.3/5 × 5/7 =
  31. 31.1/3 × 3/11 =
  32. 32.1/4 ÷ 1/10 =
  33. 33.5/6 × 1/10 =
  34. 34.1/4 ÷ 1/2 =
  35. 35.7/8 × 8/11 =
  36. 36.2/3 × 3/5 =
  37. 37.4/5 × 5/6 =
  38. 38.3/4 ÷ 11/12 =
  39. 39.9/10 × 5/6 =
  40. 40.1/2 ÷ 1/4 =

Answer key

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

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