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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 564 · 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 × 3/7 =
  2. 2.5/11 × 3/5 =
  3. 3.1/5 ÷ 3/5 =
  4. 4.3/4 × 4/5 =
  5. 5.7/10 ÷ 3/5 =
  6. 6.8/9 × 5/8 =
  7. 7.1/3 ÷ 1/3 =
  8. 8.1/4 × 10/11 =
  9. 9.5/6 ÷ 1/2 =
  10. 10.1/4 × 4/5 =
  11. 11.3/10 ÷ 3/4 =
  12. 12.1/10 ÷ 5/6 =
  13. 13.2/7 × 3/4 =
  14. 14.9/10 × 2/11 =
  15. 15.1/4 × 2/3 =
  16. 16.2/3 ÷ 1/3 =
  17. 17.1/6 ÷ 1/2 =
  18. 18.1/6 ÷ 1/4 =
  19. 19.1/2 ÷ 3/10 =
  20. 20.4/5 × 1/12 =
  21. 21.7/10 ÷ 3/5 =
  22. 22.1/3 ÷ 1/3 =
  23. 23.7/10 × 6/7 =
  24. 24.1/2 × 2/3 =
  25. 25.3/4 ÷ 1/2 =
  26. 26.3/7 × 2/3 =
  27. 27.1/6 ÷ 1/8 =
  28. 28.1/2 × 2/3 =
  29. 29.8/11 × 1/6 =
  30. 30.3/5 × 2/3 =
  31. 31.3/4 × 6/7 =
  32. 32.7/8 ÷ 7/12 =
  33. 33.2/5 ÷ 6/11 =
  34. 34.1/3 ÷ 7/12 =
  35. 35.1/2 × 2/3 =
  36. 36.1/2 × 8/11 =
  37. 37.5/7 × 2/5 =
  38. 38.1/2 ÷ 1/8 =
  39. 39.7/9 × 3/11 =
  40. 40.9/10 × 2/3 =

Answer key

  1. 2/7
  2. 3/11
  3. 1/3
  4. 3/5
  5. 7/6
  6. 5/9
  7. 1
  8. 5/22
  9. 5/3
  10. 1/5
  11. 2/5
  12. 3/25
  13. 3/14
  14. 9/55
  15. 1/6
  16. 2
  17. 1/3
  18. 2/3
  19. 5/3
  20. 1/15
  21. 7/6
  22. 1
  23. 3/5
  24. 1/3
  25. 3/2
  26. 2/7
  27. 4/3
  28. 1/3
  29. 4/33
  30. 2/5
  31. 9/14
  32. 3/2
  33. 11/15
  34. 4/7
  35. 1/3
  36. 4/11
  37. 2/7
  38. 4
  39. 7/33
  40. 3/5

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