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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 185 · 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. 1.3/4 ÷ 1/2 =
  2. 2.7/8 × 4/9 =
  3. 3.1/3 ÷ 1/6 =
  4. 4.7/8 ÷ 3/10 =
  5. 5.1/2 × 6/11 =
  6. 6.5/12 × 3/7 =
  7. 7.5/12 × 4/5 =
  8. 8.5/11 × 7/10 =
  9. 9.5/6 ÷ 10/11 =
  10. 10.2/3 ÷ 8/9 =
  11. 11.1/2 ÷ 3/4 =
  12. 12.1/2 × 6/7 =
  13. 13.1/4 ÷ 5/6 =
  14. 14.3/11 ÷ 3/4 =
  15. 15.2/9 × 5/8 =
  16. 16.2/9 × 1/2 =
  17. 17.1/7 ÷ 5/7 =
  18. 18.1/2 × 2/9 =
  19. 19.2/3 × 3/8 =
  20. 20.6/7 × 1/4 =
  21. 21.1/5 × 5/6 =
  22. 22.4/5 ÷ 4/5 =
  23. 23.3/8 × 7/9 =
  24. 24.2/3 ÷ 2/3 =
  25. 25.2/3 × 1/2 =
  26. 26.3/10 × 4/5 =
  27. 27.3/4 × 1/3 =
  28. 28.1/2 × 4/5 =
  29. 29.7/8 × 2/3 =
  30. 30.1/10 ÷ 1/4 =
  31. 31.1/3 ÷ 2/3 =
  32. 32.5/6 × 2/3 =
  33. 33.1/4 × 8/11 =
  34. 34.3/4 × 1/9 =
  35. 35.4/7 ÷ 5/7 =
  36. 36.2/3 ÷ 2/9 =
  37. 37.5/12 ÷ 1/2 =
  38. 38.2/5 ÷ 1/5 =
  39. 39.1/3 ÷ 4/9 =
  40. 40.1/12 ÷ 1/2 =

Answer key

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

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