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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 98 · 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. 1.2/3 ÷ 1/3 =
  2. 2.8/9 × 3/10 =
  3. 3.5/6 × 1/10 =
  4. 4.1/2 × 2/9 =
  5. 5.1/2 ÷ 5/8 =
  6. 6.2/3 ÷ 2/3 =
  7. 7.3/11 ÷ 3/4 =
  8. 8.4/9 ÷ 1/6 =
  9. 9.8/9 × 6/11 =
  10. 10.3/4 × 10/11 =
  11. 11.8/11 × 1/6 =
  12. 12.5/6 ÷ 1/2 =
  13. 13.2/3 × 1/6 =
  14. 14.5/12 × 10/11 =
  15. 15.4/9 × 5/6 =
  16. 16.1/2 × 4/7 =
  17. 17.5/6 ÷ 1/3 =
  18. 18.2/3 × 1/2 =
  19. 19.5/6 × 10/11 =
  20. 20.1/4 × 4/7 =
  21. 21.4/7 × 1/2 =
  22. 22.2/3 × 1/2 =
  23. 23.4/11 × 11/12 =
  24. 24.6/11 × 5/6 =
  25. 25.7/10 ÷ 1/2 =
  26. 26.1/6 × 4/5 =
  27. 27.3/4 × 1/3 =
  28. 28.1/7 ÷ 2/7 =
  29. 29.3/10 × 1/3 =
  30. 30.3/10 × 8/9 =
  31. 31.1/12 × 2/3 =
  32. 32.1/2 × 8/11 =
  33. 33.3/4 ÷ 1/2 =
  34. 34.4/5 ÷ 2/11 =
  35. 35.1/4 × 8/11 =
  36. 36.4/9 ÷ 2/3 =
  37. 37.2/3 × 3/4 =
  38. 38.3/8 × 2/3 =
  39. 39.2/7 ÷ 6/7 =
  40. 40.1/2 × 2/11 =

Answer key

  1. 2
  2. 4/15
  3. 1/12
  4. 1/9
  5. 4/5
  6. 1
  7. 4/11
  8. 8/3
  9. 16/33
  10. 15/22
  11. 4/33
  12. 5/3
  13. 1/9
  14. 25/66
  15. 10/27
  16. 2/7
  17. 5/2
  18. 1/3
  19. 25/33
  20. 1/7
  21. 2/7
  22. 1/3
  23. 1/3
  24. 5/11
  25. 7/5
  26. 2/15
  27. 1/4
  28. 1/2
  29. 1/10
  30. 4/15
  31. 1/18
  32. 4/11
  33. 3/2
  34. 22/5
  35. 2/11
  36. 2/3
  37. 1/2
  38. 1/4
  39. 1/3
  40. 1/11

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