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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 424 · 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. 2.4/5 × 1/4 =
  3. 3.1/6 × 4/5 =
  4. 4.1/3 ÷ 5/6 =
  5. 5.3/4 ÷ 3/11 =
  6. 6.1/3 ÷ 1/6 =
  7. 7.1/6 ÷ 1/9 =
  8. 8.2/11 × 1/4 =
  9. 9.1/2 ÷ 1/6 =
  10. 10.5/7 × 2/5 =
  11. 11.1/3 ÷ 2/3 =
  12. 12.2/5 × 1/4 =
  13. 13.11/12 × 4/11 =
  14. 14.5/9 ÷ 5/6 =
  15. 15.5/7 ÷ 3/7 =
  16. 16.3/11 × 1/3 =
  17. 17.3/4 × 5/6 =
  18. 18.1/4 ÷ 3/10 =
  19. 19.2/9 ÷ 1/3 =
  20. 20.5/8 × 6/7 =
  21. 21.3/5 × 2/3 =
  22. 22.1/3 ÷ 1/3 =
  23. 23.2/5 ÷ 2/3 =
  24. 24.7/8 ÷ 1/12 =
  25. 25.2/5 ÷ 3/5 =
  26. 26.7/10 × 5/12 =
  27. 27.1/12 ÷ 1/3 =
  28. 28.4/9 ÷ 2/5 =
  29. 29.3/8 ÷ 1/2 =
  30. 30.2/11 ÷ 2/5 =
  31. 31.3/4 × 1/3 =
  32. 32.1/2 × 4/5 =
  33. 33.2/5 × 1/2 =
  34. 34.1/2 × 2/3 =
  35. 35.5/7 ÷ 5/7 =
  36. 36.11/12 × 2/3 =
  37. 37.1/4 ÷ 1/4 =
  38. 38.1/12 × 4/5 =
  39. 39.2/7 × 1/10 =
  40. 40.1/3 × 3/5 =

Answer key

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

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