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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 24 · 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. 1.1/4 × 2/7 =
  2. 2.3/4 × 4/11 =
  3. 3.1/4 × 8/11 =
  4. 4.1/5 × 5/7 =
  5. 5.1/3 × 3/4 =
  6. 6.3/5 × 5/6 =
  7. 7.1/3 × 3/4 =
  8. 8.3/4 × 5/9 =
  9. 9.2/11 × 1/2 =
  10. 10.1/2 ÷ 1/2 =
  11. 11.4/5 × 1/4 =
  12. 12.7/12 ÷ 7/10 =
  13. 13.7/8 ÷ 3/8 =
  14. 14.2/9 ÷ 2/3 =
  15. 15.2/3 × 3/4 =
  16. 16.1/6 × 6/7 =
  17. 17.1/4 ÷ 1/8 =
  18. 18.2/3 × 7/8 =
  19. 19.3/4 × 2/3 =
  20. 20.5/6 × 3/5 =
  21. 21.1/10 ÷ 1/2 =
  22. 22.4/5 × 1/2 =
  23. 23.6/11 × 7/10 =
  24. 24.5/8 × 2/3 =
  25. 25.1/2 ÷ 3/8 =
  26. 26.1/9 ÷ 2/3 =
  27. 27.3/4 × 2/3 =
  28. 28.1/5 ÷ 1/5 =
  29. 29.1/4 × 2/3 =
  30. 30.4/11 × 7/12 =
  31. 31.8/11 × 1/2 =
  32. 32.5/8 ÷ 1/2 =
  33. 33.5/6 × 3/8 =
  34. 34.9/10 ÷ 1/2 =
  35. 35.6/11 ÷ 3/8 =
  36. 36.2/3 × 1/2 =
  37. 37.4/5 ÷ 4/9 =
  38. 38.2/5 × 5/7 =
  39. 39.3/5 × 2/3 =
  40. 40.7/8 × 2/5 =

Answer key

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

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