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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 810 · 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. 1.2/3 × 3/4 =
  2. 2.2/5 ÷ 4/5 =
  3. 3.1/2 ÷ 5/8 =
  4. 4.11/12 × 2/5 =
  5. 5.1/2 × 4/7 =
  6. 6.5/9 ÷ 11/12 =
  7. 7.6/7 × 3/4 =
  8. 8.5/6 × 6/11 =
  9. 9.1/6 × 6/11 =
  10. 10.1/6 × 3/4 =
  11. 11.1/12 × 2/5 =
  12. 12.5/6 × 4/9 =
  13. 13.1/2 ÷ 1/2 =
  14. 14.2/3 × 1/2 =
  15. 15.1/3 × 6/7 =
  16. 16.3/11 ÷ 8/11 =
  17. 17.4/5 × 1/6 =
  18. 18.4/7 × 1/2 =
  19. 19.1/2 ÷ 3/4 =
  20. 20.2/3 × 7/10 =
  21. 21.2/3 × 1/2 =
  22. 22.11/12 × 3/11 =
  23. 23.7/10 ÷ 7/8 =
  24. 24.1/6 ÷ 1/2 =
  25. 25.1/2 × 2/3 =
  26. 26.3/4 ÷ 1/4 =
  27. 27.3/4 × 2/3 =
  28. 28.1/2 ÷ 1/4 =
  29. 29.1/5 ÷ 3/5 =
  30. 30.4/5 × 1/4 =
  31. 31.2/3 × 7/8 =
  32. 32.6/7 × 3/4 =
  33. 33.6/7 ÷ 8/9 =
  34. 34.2/3 ÷ 2/3 =
  35. 35.2/3 ÷ 2/3 =
  36. 36.5/6 × 7/10 =
  37. 37.4/5 × 3/4 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.5/6 × 2/5 =
  40. 40.3/10 × 7/9 =

Answer key

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

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