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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 478 · 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. 1.2/5 × 1/4 =
  2. 2.1/3 ÷ 4/9 =
  3. 3.3/4 × 2/3 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.2/3 × 1/2 =
  6. 6.4/5 × 1/2 =
  7. 7.2/3 × 1/4 =
  8. 8.1/5 ÷ 3/5 =
  9. 9.2/3 ÷ 2/3 =
  10. 10.1/2 × 4/5 =
  11. 11.7/8 ÷ 1/4 =
  12. 12.1/3 ÷ 5/6 =
  13. 13.3/4 × 1/9 =
  14. 14.2/3 ÷ 1/12 =
  15. 15.1/4 × 2/5 =
  16. 16.2/3 × 7/8 =
  17. 17.1/2 × 2/3 =
  18. 18.4/5 ÷ 2/3 =
  19. 19.5/12 × 3/5 =
  20. 20.5/7 × 2/5 =
  21. 21.1/3 × 3/4 =
  22. 22.1/2 ÷ 1/2 =
  23. 23.1/6 ÷ 1/12 =
  24. 24.4/5 × 5/8 =
  25. 25.1/4 × 2/5 =
  26. 26.1/2 ÷ 1/2 =
  27. 27.2/3 × 1/2 =
  28. 28.1/2 ÷ 1/4 =
  29. 29.1/2 × 2/7 =
  30. 30.1/6 ÷ 1/4 =
  31. 31.2/3 ÷ 5/9 =
  32. 32.3/5 ÷ 3/5 =
  33. 33.4/5 × 10/11 =
  34. 34.2/3 ÷ 1/3 =
  35. 35.1/2 ÷ 1/2 =
  36. 36.6/7 × 2/3 =
  37. 37.3/4 × 7/9 =
  38. 38.2/3 × 3/11 =
  39. 39.1/6 ÷ 2/3 =
  40. 40.3/8 ÷ 1/10 =

Answer key

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

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