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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 167 · 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. 1.1/3 × 9/11 =
  2. 2.2/3 × 1/6 =
  3. 3.1/2 × 2/3 =
  4. 4.4/5 × 1/2 =
  5. 5.4/7 × 1/2 =
  6. 6.5/11 × 9/10 =
  7. 7.1/2 × 8/11 =
  8. 8.3/4 ÷ 1/2 =
  9. 9.2/5 ÷ 6/11 =
  10. 10.1/2 × 2/3 =
  11. 11.1/2 × 4/5 =
  12. 12.1/2 ÷ 1/2 =
  13. 13.3/10 × 1/3 =
  14. 14.2/5 × 3/4 =
  15. 15.3/5 ÷ 6/7 =
  16. 16.1/5 × 5/8 =
  17. 17.4/11 × 1/2 =
  18. 18.3/5 × 1/6 =
  19. 19.3/8 × 6/11 =
  20. 20.1/2 × 2/3 =
  21. 21.4/5 × 1/2 =
  22. 22.2/3 × 1/2 =
  23. 23.1/2 ÷ 1/12 =
  24. 24.2/3 ÷ 2/3 =
  25. 25.1/2 × 6/7 =
  26. 26.1/5 ÷ 4/5 =
  27. 27.2/5 ÷ 8/11 =
  28. 28.9/10 ÷ 3/4 =
  29. 29.4/5 × 5/9 =
  30. 30.1/2 × 4/5 =
  31. 31.4/9 × 1/8 =
  32. 32.1/2 × 2/3 =
  33. 33.2/3 × 1/2 =
  34. 34.2/3 ÷ 1/3 =
  35. 35.4/5 ÷ 4/5 =
  36. 36.3/4 ÷ 1/2 =
  37. 37.1/2 × 2/5 =
  38. 38.3/4 ÷ 1/2 =
  39. 39.10/11 ÷ 2/5 =
  40. 40.7/12 × 2/3 =

Answer key

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

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