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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 172 · 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 × 1/4 =
  2. 2.1/2 ÷ 5/6 =
  3. 3.1/2 ÷ 7/10 =
  4. 4.3/5 ÷ 1/5 =
  5. 5.2/3 ÷ 2/11 =
  6. 6.1/10 × 2/3 =
  7. 7.3/4 × 2/5 =
  8. 8.1/2 × 8/11 =
  9. 9.1/4 × 2/3 =
  10. 10.1/2 ÷ 1/2 =
  11. 11.1/4 × 2/5 =
  12. 12.8/9 × 6/7 =
  13. 13.1/2 × 2/3 =
  14. 14.2/3 × 3/10 =
  15. 15.1/3 × 3/4 =
  16. 16.7/12 ÷ 1/2 =
  17. 17.1/2 ÷ 1/2 =
  18. 18.11/12 × 3/4 =
  19. 19.3/5 × 2/3 =
  20. 20.1/4 × 2/3 =
  21. 21.5/9 ÷ 7/9 =
  22. 22.1/2 ÷ 9/10 =
  23. 23.5/8 ÷ 1/6 =
  24. 24.3/4 × 2/3 =
  25. 25.1/8 ÷ 1/2 =
  26. 26.1/2 ÷ 1/4 =
  27. 27.1/2 ÷ 3/4 =
  28. 28.5/8 ÷ 3/10 =
  29. 29.10/11 ÷ 2/5 =
  30. 30.4/11 ÷ 2/5 =
  31. 31.2/3 × 1/4 =
  32. 32.3/4 ÷ 1/4 =
  33. 33.1/2 × 8/9 =
  34. 34.1/2 × 2/3 =
  35. 35.9/10 ÷ 5/6 =
  36. 36.9/10 ÷ 2/5 =
  37. 37.1/6 ÷ 1/2 =
  38. 38.1/8 × 2/3 =
  39. 39.2/5 × 1/2 =
  40. 40.4/9 × 1/2 =

Answer key

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

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