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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 70 · 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 × 4/7 =
  2. 2.5/6 ÷ 3/4 =
  3. 3.1/2 ÷ 3/4 =
  4. 4.3/4 × 1/6 =
  5. 5.7/11 ÷ 7/10 =
  6. 6.3/10 ÷ 1/2 =
  7. 7.1/5 × 5/12 =
  8. 8.1/2 × 2/3 =
  9. 9.1/2 × 8/9 =
  10. 10.1/8 ÷ 5/8 =
  11. 11.1/2 × 6/11 =
  12. 12.5/6 × 6/11 =
  13. 13.2/3 ÷ 1/6 =
  14. 14.8/9 × 9/11 =
  15. 15.6/11 × 7/10 =
  16. 16.7/10 ÷ 1/10 =
  17. 17.1/4 × 2/3 =
  18. 18.3/8 × 1/9 =
  19. 19.1/3 × 3/8 =
  20. 20.5/6 × 2/9 =
  21. 21.2/3 × 1/2 =
  22. 22.1/6 ÷ 1/2 =
  23. 23.1/12 ÷ 2/3 =
  24. 24.1/6 ÷ 2/3 =
  25. 25.1/2 × 2/5 =
  26. 26.8/9 × 1/2 =
  27. 27.1/2 ÷ 5/6 =
  28. 28.1/4 ÷ 7/8 =
  29. 29.1/6 × 8/9 =
  30. 30.1/3 × 3/5 =
  31. 31.1/2 ÷ 1/4 =
  32. 32.6/7 ÷ 4/5 =
  33. 33.2/3 ÷ 2/3 =
  34. 34.1/3 ÷ 5/6 =
  35. 35.10/11 ÷ 2/5 =
  36. 36.6/11 × 3/4 =
  37. 37.6/11 ÷ 4/9 =
  38. 38.6/7 × 1/3 =
  39. 39.1/2 × 2/3 =
  40. 40.2/3 ÷ 6/7 =

Answer key

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

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