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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 46 · 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. 1.8/9 × 1/8 =
  2. 2.5/6 ÷ 3/10 =
  3. 3.1/2 × 2/5 =
  4. 4.8/9 × 1/2 =
  5. 5.3/11 × 5/9 =
  6. 6.8/9 × 1/2 =
  7. 7.1/4 × 8/11 =
  8. 8.3/4 × 10/11 =
  9. 9.3/4 ÷ 1/2 =
  10. 10.8/11 ÷ 2/3 =
  11. 11.1/9 ÷ 2/3 =
  12. 12.4/5 × 1/2 =
  13. 13.2/3 × 3/5 =
  14. 14.3/10 × 1/3 =
  15. 15.1/3 ÷ 1/3 =
  16. 16.2/5 × 1/2 =
  17. 17.3/10 × 2/3 =
  18. 18.1/2 ÷ 1/2 =
  19. 19.4/7 × 3/4 =
  20. 20.2/3 × 1/2 =
  21. 21.2/3 ÷ 2/5 =
  22. 22.9/11 × 5/9 =
  23. 23.3/4 × 1/3 =
  24. 24.3/4 × 4/7 =
  25. 25.1/2 × 2/7 =
  26. 26.4/5 × 1/4 =
  27. 27.1/4 ÷ 1/2 =
  28. 28.5/6 ÷ 1/4 =
  29. 29.2/3 × 3/8 =
  30. 30.1/4 × 2/3 =
  31. 31.7/11 × 4/7 =
  32. 32.1/4 ÷ 1/2 =
  33. 33.8/9 ÷ 1/3 =
  34. 34.1/3 ÷ 1/6 =
  35. 35.2/3 × 1/2 =
  36. 36.4/5 ÷ 2/5 =
  37. 37.2/11 × 7/10 =
  38. 38.3/5 ÷ 4/5 =
  39. 39.4/11 ÷ 2/3 =
  40. 40.2/3 ÷ 4/5 =

Answer key

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

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