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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 13 · 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. 1.2/3 × 3/5 =
  2. 2.1/6 ÷ 1/2 =
  3. 3.5/6 ÷ 2/3 =
  4. 4.2/3 × 1/4 =
  5. 5.5/8 × 2/11 =
  6. 6.2/7 × 1/2 =
  7. 7.1/10 ÷ 1/12 =
  8. 8.3/7 × 1/3 =
  9. 9.5/9 × 3/5 =
  10. 10.3/4 × 1/6 =
  11. 11.4/9 × 3/11 =
  12. 12.1/3 ÷ 1/6 =
  13. 13.2/5 × 1/2 =
  14. 14.2/5 × 1/8 =
  15. 15.3/4 ÷ 3/4 =
  16. 16.1/10 ÷ 1/5 =
  17. 17.1/2 ÷ 1/4 =
  18. 18.1/3 × 3/10 =
  19. 19.7/12 ÷ 7/12 =
  20. 20.1/2 ÷ 1/4 =
  21. 21.2/7 ÷ 2/3 =
  22. 22.1/3 ÷ 1/9 =
  23. 23.1/2 ÷ 7/12 =
  24. 24.1/6 ÷ 1/2 =
  25. 25.2/3 ÷ 2/9 =
  26. 26.1/2 × 6/7 =
  27. 27.1/2 ÷ 7/8 =
  28. 28.6/11 ÷ 2/3 =
  29. 29.7/12 ÷ 3/10 =
  30. 30.2/7 ÷ 8/11 =
  31. 31.9/11 × 1/6 =
  32. 32.1/5 ÷ 4/5 =
  33. 33.1/2 × 4/5 =
  34. 34.1/6 ÷ 1/2 =
  35. 35.4/5 × 1/2 =
  36. 36.3/8 ÷ 1/2 =
  37. 37.2/3 × 1/10 =
  38. 38.5/6 × 2/7 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.2/3 ÷ 4/7 =

Answer key

  1. 2/5
  2. 1/3
  3. 5/4
  4. 1/6
  5. 5/44
  6. 1/7
  7. 6/5
  8. 1/7
  9. 1/3
  10. 1/8
  11. 4/33
  12. 2
  13. 1/5
  14. 1/20
  15. 1
  16. 1/2
  17. 2
  18. 1/10
  19. 1
  20. 2
  21. 3/7
  22. 3
  23. 6/7
  24. 1/3
  25. 3
  26. 3/7
  27. 4/7
  28. 9/11
  29. 35/18
  30. 11/28
  31. 3/22
  32. 1/4
  33. 2/5
  34. 1/3
  35. 2/5
  36. 3/4
  37. 1/15
  38. 5/21
  39. 1
  40. 7/6

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