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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 358 · 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. 1.1/3 ÷ 7/9 =
  2. 2.1/3 ÷ 1/3 =
  3. 3.1/6 ÷ 5/12 =
  4. 4.1/8 ÷ 11/12 =
  5. 5.3/5 ÷ 1/10 =
  6. 6.6/7 ÷ 1/7 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.7/12 × 2/3 =
  9. 9.1/2 ÷ 1/2 =
  10. 10.1/8 ÷ 1/2 =
  11. 11.3/4 × 10/11 =
  12. 12.2/3 × 1/2 =
  13. 13.8/9 × 5/6 =
  14. 14.1/6 ÷ 1/12 =
  15. 15.2/3 ÷ 2/5 =
  16. 16.6/7 ÷ 3/8 =
  17. 17.1/6 ÷ 2/3 =
  18. 18.1/9 × 9/11 =
  19. 19.6/7 × 1/2 =
  20. 20.1/4 × 2/3 =
  21. 21.1/3 × 6/7 =
  22. 22.1/2 × 2/5 =
  23. 23.1/12 ÷ 1/6 =
  24. 24.5/6 × 1/5 =
  25. 25.2/3 × 1/8 =
  26. 26.2/7 ÷ 2/3 =
  27. 27.4/7 × 1/6 =
  28. 28.3/8 × 2/3 =
  29. 29.3/4 × 2/3 =
  30. 30.8/11 × 1/2 =
  31. 31.1/2 ÷ 1/2 =
  32. 32.7/10 ÷ 1/5 =
  33. 33.1/4 ÷ 11/12 =
  34. 34.2/3 × 1/4 =
  35. 35.5/12 ÷ 1/3 =
  36. 36.4/5 × 1/2 =
  37. 37.3/4 ÷ 5/6 =
  38. 38.1/3 × 3/4 =
  39. 39.3/10 × 2/11 =
  40. 40.2/3 × 3/4 =

Answer key

  1. 3/7
  2. 1
  3. 2/5
  4. 3/22
  5. 6
  6. 6
  7. 1
  8. 7/18
  9. 1
  10. 1/4
  11. 15/22
  12. 1/3
  13. 20/27
  14. 2
  15. 5/3
  16. 16/7
  17. 1/4
  18. 1/11
  19. 3/7
  20. 1/6
  21. 2/7
  22. 1/5
  23. 1/2
  24. 1/6
  25. 1/12
  26. 3/7
  27. 2/21
  28. 1/4
  29. 1/2
  30. 4/11
  31. 1
  32. 7/2
  33. 3/11
  34. 1/6
  35. 5/4
  36. 2/5
  37. 9/10
  38. 1/4
  39. 3/55
  40. 1/2

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