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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 245 · 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. 1.4/5 × 1/4 =
  2. 2.1/2 × 4/5 =
  3. 3.1/3 × 3/4 =
  4. 4.1/2 × 2/3 =
  5. 5.4/5 × 3/4 =
  6. 6.1/2 × 2/3 =
  7. 7.1/2 × 4/7 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.1/5 ÷ 1/5 =
  10. 10.2/11 ÷ 4/9 =
  11. 11.1/2 ÷ 3/4 =
  12. 12.1/3 ÷ 2/3 =
  13. 13.1/8 × 2/3 =
  14. 14.3/5 × 1/3 =
  15. 15.2/3 ÷ 4/5 =
  16. 16.2/3 ÷ 1/3 =
  17. 17.1/3 ÷ 5/6 =
  18. 18.1/4 × 2/5 =
  19. 19.2/3 ÷ 1/3 =
  20. 20.3/5 × 2/3 =
  21. 21.2/3 ÷ 8/11 =
  22. 22.4/11 × 1/4 =
  23. 23.8/9 × 1/4 =
  24. 24.1/10 × 5/7 =
  25. 25.1/2 × 10/11 =
  26. 26.2/3 ÷ 2/3 =
  27. 27.3/8 ÷ 1/6 =
  28. 28.7/12 ÷ 1/10 =
  29. 29.5/6 ÷ 1/6 =
  30. 30.1/2 × 4/9 =
  31. 31.2/9 × 3/8 =
  32. 32.1/3 × 3/5 =
  33. 33.2/7 × 1/6 =
  34. 34.6/7 ÷ 2/3 =
  35. 35.9/10 × 4/9 =
  36. 36.2/3 ÷ 2/3 =
  37. 37.1/6 × 3/4 =
  38. 38.2/5 × 1/2 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.1/3 ÷ 2/3 =

Answer key

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

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