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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 188 · 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. 1.3/4 × 1/3 =
  2. 2.2/3 ÷ 2/3 =
  3. 3.5/6 × 2/3 =
  4. 4.4/5 ÷ 4/5 =
  5. 5.1/3 × 9/10 =
  6. 6.1/2 ÷ 3/4 =
  7. 7.11/12 × 2/3 =
  8. 8.4/7 × 1/4 =
  9. 9.1/2 × 8/9 =
  10. 10.1/3 × 6/11 =
  11. 11.6/7 ÷ 4/9 =
  12. 12.1/2 × 2/5 =
  13. 13.2/3 × 1/2 =
  14. 14.8/9 × 9/11 =
  15. 15.4/7 × 1/2 =
  16. 16.2/3 × 1/2 =
  17. 17.2/3 × 7/10 =
  18. 18.2/3 × 3/4 =
  19. 19.2/7 × 1/2 =
  20. 20.5/6 ÷ 5/6 =
  21. 21.1/2 × 6/11 =
  22. 22.1/2 × 4/5 =
  23. 23.2/3 × 7/8 =
  24. 24.1/8 × 2/7 =
  25. 25.5/9 × 1/5 =
  26. 26.1/2 ÷ 1/2 =
  27. 27.2/5 × 3/4 =
  28. 28.7/9 × 3/10 =
  29. 29.4/5 × 5/6 =
  30. 30.1/2 ÷ 1/4 =
  31. 31.1/3 × 3/7 =
  32. 32.11/12 × 9/10 =
  33. 33.1/2 ÷ 1/2 =
  34. 34.5/7 ÷ 5/6 =
  35. 35.1/6 × 8/11 =
  36. 36.1/2 × 4/7 =
  37. 37.6/11 × 7/9 =
  38. 38.2/9 ÷ 2/3 =
  39. 39.2/3 ÷ 5/12 =
  40. 40.3/4 × 1/3 =

Answer key

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

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