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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 449 · 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. 1.5/12 ÷ 1/2 =
  2. 2.1/2 ÷ 1/8 =
  3. 3.2/5 ÷ 1/5 =
  4. 4.1/3 × 3/5 =
  5. 5.2/3 × 5/8 =
  6. 6.2/5 × 5/6 =
  7. 7.2/3 × 1/2 =
  8. 8.2/5 × 1/2 =
  9. 9.2/3 × 1/2 =
  10. 10.3/5 × 5/9 =
  11. 11.1/3 × 3/4 =
  12. 12.1/4 × 2/3 =
  13. 13.11/12 × 3/4 =
  14. 14.2/3 × 1/4 =
  15. 15.2/9 × 1/2 =
  16. 16.11/12 ÷ 1/2 =
  17. 17.2/3 × 1/2 =
  18. 18.1/3 ÷ 1/6 =
  19. 19.2/5 × 1/2 =
  20. 20.4/5 ÷ 2/3 =
  21. 21.4/9 × 1/10 =
  22. 22.3/4 ÷ 7/12 =
  23. 23.1/2 ÷ 1/4 =
  24. 24.3/5 × 5/6 =
  25. 25.8/11 ÷ 2/3 =
  26. 26.2/9 × 9/10 =
  27. 27.1/4 ÷ 3/4 =
  28. 28.2/3 ÷ 1/3 =
  29. 29.2/7 × 3/4 =
  30. 30.1/4 × 4/11 =
  31. 31.1/3 × 3/5 =
  32. 32.7/10 ÷ 7/10 =
  33. 33.1/6 × 3/11 =
  34. 34.5/12 ÷ 7/9 =
  35. 35.2/3 × 1/12 =
  36. 36.3/5 × 1/3 =
  37. 37.2/11 ÷ 2/3 =
  38. 38.1/4 ÷ 3/8 =
  39. 39.1/8 ÷ 1/12 =
  40. 40.3/4 ÷ 7/8 =

Answer key

  1. 5/6
  2. 4
  3. 2
  4. 1/5
  5. 5/12
  6. 1/3
  7. 1/3
  8. 1/5
  9. 1/3
  10. 1/3
  11. 1/4
  12. 1/6
  13. 11/16
  14. 1/6
  15. 1/9
  16. 11/6
  17. 1/3
  18. 2
  19. 1/5
  20. 6/5
  21. 2/45
  22. 9/7
  23. 2
  24. 1/2
  25. 12/11
  26. 1/5
  27. 1/3
  28. 2
  29. 3/14
  30. 1/11
  31. 1/5
  32. 1
  33. 1/22
  34. 15/28
  35. 1/18
  36. 1/5
  37. 3/11
  38. 2/3
  39. 3/2
  40. 6/7

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