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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 817 · 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 × 4/11 =
  2. 2.3/4 × 11/12 =
  3. 3.1/6 ÷ 7/10 =
  4. 4.3/8 ÷ 3/4 =
  5. 5.11/12 ÷ 2/3 =
  6. 6.2/3 × 1/8 =
  7. 7.3/8 ÷ 1/2 =
  8. 8.2/7 × 1/10 =
  9. 9.1/2 ÷ 1/2 =
  10. 10.1/6 ÷ 7/8 =
  11. 11.1/6 × 6/7 =
  12. 12.1/6 ÷ 1/2 =
  13. 13.1/2 ÷ 7/10 =
  14. 14.1/12 × 3/4 =
  15. 15.1/12 × 2/7 =
  16. 16.1/3 × 6/11 =
  17. 17.5/6 × 4/11 =
  18. 18.1/2 × 2/9 =
  19. 19.1/3 ÷ 1/9 =
  20. 20.5/6 ÷ 10/11 =
  21. 21.3/5 ÷ 6/7 =
  22. 22.1/5 × 5/6 =
  23. 23.2/3 × 1/2 =
  24. 24.7/9 × 3/4 =
  25. 25.1/2 ÷ 1/8 =
  26. 26.1/6 ÷ 3/4 =
  27. 27.1/6 ÷ 1/3 =
  28. 28.1/6 ÷ 1/2 =
  29. 29.5/6 × 3/4 =
  30. 30.2/3 ÷ 1/6 =
  31. 31.11/12 × 3/4 =
  32. 32.9/10 × 7/12 =
  33. 33.4/5 × 1/2 =
  34. 34.6/7 × 7/9 =
  35. 35.2/7 × 1/2 =
  36. 36.3/4 × 2/5 =
  37. 37.7/12 ÷ 1/2 =
  38. 38.8/9 × 1/2 =
  39. 39.1/4 ÷ 1/2 =
  40. 40.5/6 × 2/3 =

Answer key

  1. 2/11
  2. 11/16
  3. 5/21
  4. 1/2
  5. 11/8
  6. 1/12
  7. 3/4
  8. 1/35
  9. 1
  10. 4/21
  11. 1/7
  12. 1/3
  13. 5/7
  14. 1/16
  15. 1/42
  16. 2/11
  17. 10/33
  18. 1/9
  19. 3
  20. 11/12
  21. 7/10
  22. 1/6
  23. 1/3
  24. 7/12
  25. 4
  26. 2/9
  27. 1/2
  28. 1/3
  29. 5/8
  30. 4
  31. 11/16
  32. 21/40
  33. 2/5
  34. 2/3
  35. 1/7
  36. 3/10
  37. 7/6
  38. 4/9
  39. 1/2
  40. 5/9

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