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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 886 · 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. 1.5/6 × 1/10 =
  2. 2.1/2 ÷ 1/4 =
  3. 3.1/2 ÷ 1/2 =
  4. 4.1/3 ÷ 1/6 =
  5. 5.2/3 × 7/10 =
  6. 6.2/3 × 1/2 =
  7. 7.1/3 ÷ 8/9 =
  8. 8.2/3 × 1/2 =
  9. 9.9/11 × 1/3 =
  10. 10.1/3 ÷ 2/3 =
  11. 11.4/5 × 1/2 =
  12. 12.5/8 × 10/11 =
  13. 13.1/2 ÷ 3/4 =
  14. 14.6/7 ÷ 2/3 =
  15. 15.3/5 ÷ 3/4 =
  16. 16.5/9 × 1/5 =
  17. 17.1/6 ÷ 1/2 =
  18. 18.1/2 ÷ 1/2 =
  19. 19.3/4 ÷ 3/4 =
  20. 20.5/12 ÷ 1/2 =
  21. 21.1/2 × 6/7 =
  22. 22.5/9 ÷ 5/7 =
  23. 23.4/9 ÷ 10/11 =
  24. 24.1/2 × 2/3 =
  25. 25.2/5 × 3/8 =
  26. 26.3/5 × 7/9 =
  27. 27.2/3 ÷ 11/12 =
  28. 28.2/7 × 5/6 =
  29. 29.1/2 ÷ 5/6 =
  30. 30.1/2 ÷ 1/4 =
  31. 31.7/12 ÷ 2/3 =
  32. 32.1/4 ÷ 3/4 =
  33. 33.10/11 × 7/8 =
  34. 34.1/3 × 3/10 =
  35. 35.2/9 × 1/2 =
  36. 36.1/3 × 6/7 =
  37. 37.1/2 × 2/3 =
  38. 38.1/6 × 3/5 =
  39. 39.1/2 × 2/3 =
  40. 40.1/2 ÷ 1/12 =

Answer key

  1. 1/12
  2. 2
  3. 1
  4. 2
  5. 7/15
  6. 1/3
  7. 3/8
  8. 1/3
  9. 3/11
  10. 1/2
  11. 2/5
  12. 25/44
  13. 2/3
  14. 9/7
  15. 4/5
  16. 1/9
  17. 1/3
  18. 1
  19. 1
  20. 5/6
  21. 3/7
  22. 7/9
  23. 22/45
  24. 1/3
  25. 3/20
  26. 7/15
  27. 8/11
  28. 5/21
  29. 3/5
  30. 2
  31. 7/8
  32. 1/3
  33. 35/44
  34. 1/10
  35. 1/9
  36. 2/7
  37. 1/3
  38. 1/10
  39. 1/3
  40. 6

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