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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 751 · 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 ÷ 2/5 =
  2. 2.1/2 × 10/11 =
  3. 3.3/5 ÷ 4/5 =
  4. 4.3/5 × 2/9 =
  5. 5.3/10 ÷ 1/2 =
  6. 6.1/3 ÷ 2/3 =
  7. 7.3/5 ÷ 3/4 =
  8. 8.2/3 × 11/12 =
  9. 9.11/12 × 3/4 =
  10. 10.1/3 × 6/7 =
  11. 11.3/8 × 2/9 =
  12. 12.6/11 × 1/3 =
  13. 13.1/2 × 4/5 =
  14. 14.1/4 ÷ 1/8 =
  15. 15.1/8 ÷ 1/2 =
  16. 16.1/5 ÷ 3/5 =
  17. 17.1/2 ÷ 1/10 =
  18. 18.2/3 ÷ 1/3 =
  19. 19.4/5 ÷ 10/11 =
  20. 20.11/12 ÷ 5/8 =
  21. 21.1/5 ÷ 1/5 =
  22. 22.5/9 ÷ 11/12 =
  23. 23.1/2 ÷ 5/6 =
  24. 24.4/9 × 5/6 =
  25. 25.4/7 ÷ 2/5 =
  26. 26.1/3 × 3/4 =
  27. 27.3/11 ÷ 7/11 =
  28. 28.3/4 × 2/3 =
  29. 29.3/7 ÷ 3/7 =
  30. 30.4/11 × 1/4 =
  31. 31.2/7 × 1/2 =
  32. 32.5/8 ÷ 1/2 =
  33. 33.3/8 ÷ 1/8 =
  34. 34.1/2 × 4/9 =
  35. 35.8/11 × 3/4 =
  36. 36.4/5 ÷ 4/5 =
  37. 37.4/5 × 3/4 =
  38. 38.3/5 ÷ 3/11 =
  39. 39.3/5 ÷ 1/5 =
  40. 40.1/2 ÷ 5/6 =

Answer key

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

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