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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 327 · 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. 1.1/4 ÷ 1/2 =
  2. 2.3/4 × 1/3 =
  3. 3.3/10 × 4/5 =
  4. 4.6/7 ÷ 5/7 =
  5. 5.1/3 ÷ 1/3 =
  6. 6.6/11 ÷ 2/7 =
  7. 7.3/4 × 8/11 =
  8. 8.1/6 ÷ 3/10 =
  9. 9.3/5 ÷ 3/5 =
  10. 10.2/3 × 3/8 =
  11. 11.9/11 × 8/9 =
  12. 12.2/3 × 6/7 =
  13. 13.2/5 × 1/6 =
  14. 14.1/2 × 2/5 =
  15. 15.9/10 ÷ 1/5 =
  16. 16.3/5 × 2/9 =
  17. 17.9/10 × 2/3 =
  18. 18.3/4 × 8/11 =
  19. 19.4/7 × 1/6 =
  20. 20.2/3 × 6/7 =
  21. 21.1/3 ÷ 1/6 =
  22. 22.4/5 × 1/2 =
  23. 23.2/3 × 1/2 =
  24. 24.4/9 ÷ 1/3 =
  25. 25.1/2 ÷ 3/4 =
  26. 26.1/3 ÷ 2/9 =
  27. 27.1/10 × 5/9 =
  28. 28.5/6 × 2/5 =
  29. 29.1/2 × 2/3 =
  30. 30.1/2 × 2/3 =
  31. 31.1/4 ÷ 7/8 =
  32. 32.5/6 × 4/9 =
  33. 33.3/10 × 5/6 =
  34. 34.4/5 ÷ 2/5 =
  35. 35.3/8 × 1/3 =
  36. 36.1/2 ÷ 5/6 =
  37. 37.4/5 × 3/4 =
  38. 38.2/3 × 1/2 =
  39. 39.6/7 ÷ 10/11 =
  40. 40.3/4 ÷ 3/7 =

Answer key

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

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