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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 276 · 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. 1.1/12 × 2/5 =
  2. 2.1/3 ÷ 2/9 =
  3. 3.4/5 × 1/4 =
  4. 4.3/10 × 5/6 =
  5. 5.1/2 ÷ 3/4 =
  6. 6.1/2 × 8/9 =
  7. 7.5/6 × 4/5 =
  8. 8.1/9 ÷ 1/3 =
  9. 9.2/3 × 1/4 =
  10. 10.1/2 ÷ 1/2 =
  11. 11.5/8 ÷ 3/4 =
  12. 12.1/2 ÷ 1/2 =
  13. 13.2/3 × 3/10 =
  14. 14.1/8 × 2/3 =
  15. 15.1/6 ÷ 3/4 =
  16. 16.6/7 × 5/6 =
  17. 17.3/4 × 5/6 =
  18. 18.3/4 × 2/3 =
  19. 19.2/11 × 5/6 =
  20. 20.1/2 ÷ 1/8 =
  21. 21.1/12 ÷ 5/8 =
  22. 22.2/3 × 1/4 =
  23. 23.9/10 ÷ 1/2 =
  24. 24.1/2 × 2/5 =
  25. 25.5/7 ÷ 5/7 =
  26. 26.1/6 × 2/5 =
  27. 27.1/2 × 2/3 =
  28. 28.9/10 ÷ 3/5 =
  29. 29.7/9 ÷ 8/9 =
  30. 30.7/12 ÷ 1/2 =
  31. 31.8/9 × 1/2 =
  32. 32.5/8 × 4/7 =
  33. 33.1/3 ÷ 2/3 =
  34. 34.2/3 × 1/2 =
  35. 35.4/5 × 1/4 =
  36. 36.3/5 ÷ 2/5 =
  37. 37.2/5 × 3/4 =
  38. 38.7/9 ÷ 2/3 =
  39. 39.1/2 ÷ 9/10 =
  40. 40.3/11 × 2/3 =

Answer key

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

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