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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 509 · 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. 1.5/9 ÷ 10/11 =
  2. 2.1/3 × 3/4 =
  3. 3.1/4 × 2/3 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.2/3 ÷ 2/7 =
  6. 6.5/6 ÷ 1/2 =
  7. 7.3/5 ÷ 7/10 =
  8. 8.8/9 × 3/5 =
  9. 9.3/4 ÷ 6/7 =
  10. 10.3/5 × 1/3 =
  11. 11.1/4 × 2/3 =
  12. 12.7/10 ÷ 3/5 =
  13. 13.2/3 ÷ 7/9 =
  14. 14.7/11 × 2/7 =
  15. 15.2/3 ÷ 8/11 =
  16. 16.2/3 ÷ 4/11 =
  17. 17.8/11 × 1/2 =
  18. 18.4/5 × 5/6 =
  19. 19.5/8 ÷ 5/11 =
  20. 20.2/3 × 3/4 =
  21. 21.2/3 ÷ 1/6 =
  22. 22.1/4 ÷ 1/4 =
  23. 23.1/3 × 9/10 =
  24. 24.3/7 × 2/3 =
  25. 25.5/7 × 7/12 =
  26. 26.5/6 × 3/4 =
  27. 27.1/8 × 2/3 =
  28. 28.1/4 ÷ 1/2 =
  29. 29.4/5 ÷ 2/3 =
  30. 30.3/5 × 1/6 =
  31. 31.10/11 × 9/10 =
  32. 32.5/12 × 3/5 =
  33. 33.1/6 × 2/9 =
  34. 34.2/3 × 1/4 =
  35. 35.3/4 ÷ 1/2 =
  36. 36.3/4 × 4/7 =
  37. 37.1/2 ÷ 1/4 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.1/6 ÷ 1/10 =
  40. 40.4/5 × 1/4 =

Answer key

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

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