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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 459 · 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. 1.7/10 ÷ 3/4 =
  2. 2.1/2 ÷ 3/4 =
  3. 3.8/9 × 1/2 =
  4. 4.1/2 ÷ 1/4 =
  5. 5.2/3 ÷ 1/3 =
  6. 6.2/3 × 1/4 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.1/6 × 2/3 =
  9. 9.2/5 × 3/4 =
  10. 10.2/5 × 1/2 =
  11. 11.1/2 ÷ 1/2 =
  12. 12.1/8 × 8/9 =
  13. 13.1/2 × 2/7 =
  14. 14.5/9 ÷ 5/6 =
  15. 15.1/12 × 2/3 =
  16. 16.1/12 ÷ 1/3 =
  17. 17.3/4 × 5/6 =
  18. 18.3/8 ÷ 1/4 =
  19. 19.2/7 ÷ 2/3 =
  20. 20.5/9 × 3/11 =
  21. 21.3/4 × 2/9 =
  22. 22.2/11 ÷ 2/5 =
  23. 23.1/12 ÷ 5/6 =
  24. 24.1/4 ÷ 5/8 =
  25. 25.5/7 ÷ 5/9 =
  26. 26.3/4 ÷ 3/4 =
  27. 27.1/6 × 4/7 =
  28. 28.3/5 × 5/7 =
  29. 29.1/2 × 4/5 =
  30. 30.1/6 ÷ 1/9 =
  31. 31.3/4 ÷ 1/2 =
  32. 32.1/2 ÷ 1/6 =
  33. 33.3/7 ÷ 1/7 =
  34. 34.1/6 ÷ 1/8 =
  35. 35.1/2 ÷ 1/2 =
  36. 36.2/3 ÷ 2/3 =
  37. 37.1/2 ÷ 1/6 =
  38. 38.3/11 ÷ 3/8 =
  39. 39.1/3 × 3/5 =
  40. 40.7/8 ÷ 1/4 =

Answer key

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

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