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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 343 · 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. 1.4/5 ÷ 3/10 =
  2. 2.1/2 × 8/9 =
  3. 3.3/5 ÷ 3/7 =
  4. 4.1/4 ÷ 1/2 =
  5. 5.3/4 ÷ 9/10 =
  6. 6.3/8 ÷ 3/5 =
  7. 7.2/11 ÷ 4/11 =
  8. 8.1/2 ÷ 1/6 =
  9. 9.1/2 × 4/9 =
  10. 10.1/9 ÷ 2/3 =
  11. 11.1/5 ÷ 2/5 =
  12. 12.1/2 ÷ 3/8 =
  13. 13.6/7 ÷ 2/3 =
  14. 14.1/2 ÷ 7/8 =
  15. 15.1/6 × 2/5 =
  16. 16.1/2 ÷ 7/8 =
  17. 17.4/7 ÷ 4/11 =
  18. 18.1/2 × 6/11 =
  19. 19.4/9 × 1/2 =
  20. 20.3/4 ÷ 3/11 =
  21. 21.8/9 ÷ 1/3 =
  22. 22.1/6 × 4/11 =
  23. 23.6/11 ÷ 2/3 =
  24. 24.2/5 ÷ 2/3 =
  25. 25.1/11 × 11/12 =
  26. 26.1/2 × 2/7 =
  27. 27.9/10 × 4/5 =
  28. 28.1/4 ÷ 1/2 =
  29. 29.7/10 ÷ 1/6 =
  30. 30.2/3 × 1/2 =
  31. 31.3/4 × 2/9 =
  32. 32.4/9 ÷ 7/9 =
  33. 33.2/7 ÷ 2/3 =
  34. 34.1/2 ÷ 9/10 =
  35. 35.3/5 × 2/3 =
  36. 36.1/4 ÷ 1/2 =
  37. 37.1/8 × 2/3 =
  38. 38.1/12 ÷ 1/4 =
  39. 39.1/6 ÷ 1/3 =
  40. 40.2/3 × 3/4 =

Answer key

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

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