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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 863 · 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. 1.2/7 × 1/4 =
  2. 2.2/3 × 1/12 =
  3. 3.2/3 ÷ 2/5 =
  4. 4.2/3 × 3/11 =
  5. 5.3/7 × 11/12 =
  6. 6.1/2 × 4/5 =
  7. 7.8/9 × 1/4 =
  8. 8.9/10 × 1/3 =
  9. 9.1/2 × 2/3 =
  10. 10.6/7 × 9/10 =
  11. 11.2/3 × 1/4 =
  12. 12.4/7 ÷ 4/7 =
  13. 13.2/3 ÷ 2/3 =
  14. 14.3/5 ÷ 4/5 =
  15. 15.5/9 ÷ 1/3 =
  16. 16.7/8 ÷ 3/8 =
  17. 17.1/2 × 6/11 =
  18. 18.3/5 ÷ 1/5 =
  19. 19.2/3 × 5/6 =
  20. 20.1/12 × 4/5 =
  21. 21.2/11 × 7/8 =
  22. 22.3/4 × 7/12 =
  23. 23.2/7 × 7/10 =
  24. 24.2/3 × 1/2 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.2/3 × 3/4 =
  27. 27.1/2 × 4/11 =
  28. 28.1/3 × 9/11 =
  29. 29.3/8 × 1/3 =
  30. 30.2/3 × 1/4 =
  31. 31.1/12 ÷ 1/2 =
  32. 32.5/6 ÷ 3/4 =
  33. 33.1/3 ÷ 2/3 =
  34. 34.4/5 × 5/8 =
  35. 35.3/4 × 1/3 =
  36. 36.1/3 ÷ 2/3 =
  37. 37.1/2 × 8/9 =
  38. 38.3/4 × 1/6 =
  39. 39.4/11 ÷ 2/5 =
  40. 40.1/10 × 2/3 =

Answer key

  1. 1/14
  2. 1/18
  3. 5/3
  4. 2/11
  5. 11/28
  6. 2/5
  7. 2/9
  8. 3/10
  9. 1/3
  10. 27/35
  11. 1/6
  12. 1
  13. 1
  14. 3/4
  15. 5/3
  16. 7/3
  17. 3/11
  18. 3
  19. 5/9
  20. 1/15
  21. 7/44
  22. 7/16
  23. 1/5
  24. 1/3
  25. 1
  26. 1/2
  27. 2/11
  28. 3/11
  29. 1/8
  30. 1/6
  31. 1/6
  32. 10/9
  33. 1/2
  34. 1/2
  35. 1/4
  36. 1/2
  37. 4/9
  38. 1/8
  39. 10/11
  40. 1/15

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