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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 235 · 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 × 4/5 =
  2. 2.2/3 ÷ 1/3 =
  3. 3.4/5 × 1/6 =
  4. 4.1/2 ÷ 1/4 =
  5. 5.1/6 ÷ 1/6 =
  6. 6.1/6 × 2/11 =
  7. 7.3/4 ÷ 3/4 =
  8. 8.3/4 × 2/3 =
  9. 9.1/2 × 2/3 =
  10. 10.2/3 ÷ 1/3 =
  11. 11.2/3 × 1/2 =
  12. 12.3/11 ÷ 9/10 =
  13. 13.1/4 ÷ 3/4 =
  14. 14.2/3 ÷ 1/3 =
  15. 15.2/5 × 1/2 =
  16. 16.5/11 × 7/10 =
  17. 17.3/4 × 1/3 =
  18. 18.1/2 ÷ 1/2 =
  19. 19.5/8 × 2/5 =
  20. 20.2/3 × 1/6 =
  21. 21.2/3 × 1/4 =
  22. 22.5/7 × 7/10 =
  23. 23.1/2 ÷ 9/10 =
  24. 24.5/8 × 2/5 =
  25. 25.5/11 ÷ 3/11 =
  26. 26.1/3 ÷ 1/3 =
  27. 27.2/3 × 9/10 =
  28. 28.1/2 × 2/3 =
  29. 29.2/3 × 1/2 =
  30. 30.5/6 ÷ 1/4 =
  31. 31.3/5 × 1/3 =
  32. 32.2/9 ÷ 2/3 =
  33. 33.1/2 × 2/3 =
  34. 34.4/11 × 1/4 =
  35. 35.3/4 ÷ 1/2 =
  36. 36.1/2 × 2/11 =
  37. 37.1/4 ÷ 1/4 =
  38. 38.5/6 × 3/10 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.6/7 ÷ 6/11 =

Answer key

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

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