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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 821 · 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. 1.1/9 ÷ 11/12 =
  2. 2.6/11 × 1/4 =
  3. 3.2/3 ÷ 6/7 =
  4. 4.5/8 ÷ 1/6 =
  5. 5.7/9 × 3/5 =
  6. 6.4/5 × 1/2 =
  7. 7.2/7 ÷ 2/5 =
  8. 8.8/9 × 3/10 =
  9. 9.6/11 ÷ 2/7 =
  10. 10.5/12 × 4/7 =
  11. 11.2/3 × 5/8 =
  12. 12.2/3 × 7/8 =
  13. 13.2/3 ÷ 5/9 =
  14. 14.8/9 ÷ 7/9 =
  15. 15.3/4 ÷ 3/4 =
  16. 16.1/3 × 3/7 =
  17. 17.2/3 ÷ 1/9 =
  18. 18.1/6 × 2/3 =
  19. 19.2/7 × 3/4 =
  20. 20.5/6 ÷ 1/2 =
  21. 21.1/12 ÷ 8/9 =
  22. 22.5/12 ÷ 3/4 =
  23. 23.1/8 × 8/9 =
  24. 24.2/3 × 9/11 =
  25. 25.5/8 ÷ 1/4 =
  26. 26.1/6 × 2/9 =
  27. 27.3/4 ÷ 3/5 =
  28. 28.3/4 ÷ 3/4 =
  29. 29.2/3 ÷ 1/6 =
  30. 30.4/5 ÷ 2/3 =
  31. 31.1/3 × 3/4 =
  32. 32.4/5 × 1/2 =
  33. 33.2/3 × 5/6 =
  34. 34.1/3 × 3/4 =
  35. 35.1/2 × 2/3 =
  36. 36.1/2 × 2/5 =
  37. 37.1/2 ÷ 1/4 =
  38. 38.3/4 × 1/3 =
  39. 39.2/5 ÷ 1/5 =
  40. 40.3/8 × 4/5 =

Answer key

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

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