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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 126 · 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. 1.7/10 × 5/6 =
  2. 2.3/4 × 1/3 =
  3. 3.7/9 ÷ 2/3 =
  4. 4.1/2 × 2/11 =
  5. 5.3/8 ÷ 1/2 =
  6. 6.1/6 × 3/5 =
  7. 7.2/3 × 1/4 =
  8. 8.1/6 × 3/4 =
  9. 9.3/4 ÷ 3/4 =
  10. 10.1/4 × 2/5 =
  11. 11.2/3 × 1/2 =
  12. 12.3/4 × 2/3 =
  13. 13.4/9 ÷ 1/6 =
  14. 14.1/10 ÷ 1/2 =
  15. 15.1/3 ÷ 2/3 =
  16. 16.9/11 ÷ 3/4 =
  17. 17.3/4 × 2/9 =
  18. 18.1/8 × 2/11 =
  19. 19.1/8 ÷ 1/2 =
  20. 20.1/2 × 2/3 =
  21. 21.1/6 ÷ 3/4 =
  22. 22.1/2 × 8/9 =
  23. 23.9/10 × 1/3 =
  24. 24.1/3 × 3/8 =
  25. 25.1/6 ÷ 5/9 =
  26. 26.7/10 × 2/11 =
  27. 27.3/5 × 2/3 =
  28. 28.1/2 ÷ 3/4 =
  29. 29.1/6 × 3/4 =
  30. 30.2/3 ÷ 1/6 =
  31. 31.1/2 ÷ 1/4 =
  32. 32.1/2 × 4/9 =
  33. 33.2/3 × 3/7 =
  34. 34.1/4 ÷ 1/2 =
  35. 35.7/12 ÷ 2/3 =
  36. 36.1/2 ÷ 1/2 =
  37. 37.2/9 ÷ 1/3 =
  38. 38.5/6 ÷ 1/2 =
  39. 39.1/2 ÷ 3/10 =
  40. 40.2/5 × 7/8 =

Answer key

  1. 7/12
  2. 1/4
  3. 7/6
  4. 1/11
  5. 3/4
  6. 1/10
  7. 1/6
  8. 1/8
  9. 1
  10. 1/10
  11. 1/3
  12. 1/2
  13. 8/3
  14. 1/5
  15. 1/2
  16. 12/11
  17. 1/6
  18. 1/44
  19. 1/4
  20. 1/3
  21. 2/9
  22. 4/9
  23. 3/10
  24. 1/8
  25. 3/10
  26. 7/55
  27. 2/5
  28. 2/3
  29. 1/8
  30. 4
  31. 2
  32. 2/9
  33. 2/7
  34. 1/2
  35. 7/8
  36. 1
  37. 2/3
  38. 5/3
  39. 5/3
  40. 7/20

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