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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 59 · 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. 1.1/2 × 2/3 =
  2. 2.1/2 × 2/11 =
  3. 3.1/2 × 4/7 =
  4. 4.1/9 × 3/5 =
  5. 5.1/6 ÷ 8/9 =
  6. 6.11/12 ÷ 1/3 =
  7. 7.1/5 ÷ 4/5 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.1/4 ÷ 1/2 =
  10. 10.1/4 × 2/3 =
  11. 11.1/5 × 5/7 =
  12. 12.4/5 × 1/2 =
  13. 13.3/8 × 1/3 =
  14. 14.3/5 ÷ 3/5 =
  15. 15.3/5 × 1/3 =
  16. 16.3/5 × 1/3 =
  17. 17.1/4 ÷ 1/12 =
  18. 18.5/6 ÷ 3/4 =
  19. 19.2/5 ÷ 6/7 =
  20. 20.5/6 × 3/4 =
  21. 21.9/10 ÷ 1/2 =
  22. 22.2/5 × 1/6 =
  23. 23.9/10 ÷ 1/6 =
  24. 24.1/2 ÷ 3/10 =
  25. 25.2/3 × 1/8 =
  26. 26.2/3 × 3/4 =
  27. 27.7/8 ÷ 1/4 =
  28. 28.1/2 × 2/3 =
  29. 29.1/12 × 2/3 =
  30. 30.1/9 ÷ 2/3 =
  31. 31.2/3 ÷ 2/7 =
  32. 32.3/4 ÷ 3/4 =
  33. 33.2/9 × 1/4 =
  34. 34.1/4 ÷ 1/2 =
  35. 35.1/2 × 4/5 =
  36. 36.3/4 ÷ 5/8 =
  37. 37.11/12 ÷ 2/3 =
  38. 38.6/7 ÷ 2/3 =
  39. 39.2/3 ÷ 2/3 =
  40. 40.3/4 ÷ 3/4 =

Answer key

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

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