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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 112 · 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. 1.1/10 ÷ 1/8 =
  2. 2.9/10 × 2/3 =
  3. 3.1/11 ÷ 3/11 =
  4. 4.1/3 × 6/7 =
  5. 5.2/5 ÷ 4/5 =
  6. 6.3/4 ÷ 1/2 =
  7. 7.4/9 × 3/5 =
  8. 8.6/11 × 2/3 =
  9. 9.5/6 ÷ 1/8 =
  10. 10.1/2 × 2/9 =
  11. 11.1/8 × 4/5 =
  12. 12.3/5 ÷ 1/10 =
  13. 13.5/9 ÷ 1/3 =
  14. 14.9/10 ÷ 1/2 =
  15. 15.6/7 × 1/4 =
  16. 16.3/10 × 1/3 =
  17. 17.2/3 × 1/2 =
  18. 18.1/6 × 6/11 =
  19. 19.1/6 ÷ 1/4 =
  20. 20.3/8 × 1/3 =
  21. 21.10/11 × 1/2 =
  22. 22.2/3 × 1/2 =
  23. 23.7/12 ÷ 1/2 =
  24. 24.10/11 × 9/10 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.2/11 × 1/2 =
  27. 27.1/2 ÷ 1/4 =
  28. 28.2/7 ÷ 3/7 =
  29. 29.2/3 ÷ 1/3 =
  30. 30.2/5 × 5/9 =
  31. 31.1/2 × 6/7 =
  32. 32.1/2 ÷ 3/4 =
  33. 33.2/3 ÷ 8/11 =
  34. 34.2/3 ÷ 1/3 =
  35. 35.5/12 × 2/3 =
  36. 36.1/5 ÷ 1/5 =
  37. 37.2/3 × 5/6 =
  38. 38.1/12 ÷ 1/6 =
  39. 39.1/6 ÷ 2/3 =
  40. 40.2/5 × 1/8 =

Answer key

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

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