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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 629 · 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. 1.5/6 × 2/3 =
  2. 2.1/3 × 3/5 =
  3. 3.7/11 ÷ 7/10 =
  4. 4.3/8 × 2/3 =
  5. 5.4/7 ÷ 4/5 =
  6. 6.2/11 ÷ 2/5 =
  7. 7.8/9 × 3/10 =
  8. 8.1/9 ÷ 5/9 =
  9. 9.1/10 ÷ 3/8 =
  10. 10.2/5 ÷ 2/5 =
  11. 11.2/3 × 1/2 =
  12. 12.2/3 × 3/8 =
  13. 13.3/4 ÷ 1/4 =
  14. 14.1/12 ÷ 1/3 =
  15. 15.2/3 ÷ 1/3 =
  16. 16.1/10 × 5/7 =
  17. 17.3/4 ÷ 7/10 =
  18. 18.11/12 × 2/3 =
  19. 19.2/3 × 1/4 =
  20. 20.1/2 ÷ 3/4 =
  21. 21.1/2 × 4/11 =
  22. 22.7/9 ÷ 1/3 =
  23. 23.1/2 × 2/9 =
  24. 24.3/7 × 5/9 =
  25. 25.2/5 × 1/2 =
  26. 26.2/5 ÷ 1/5 =
  27. 27.2/3 ÷ 1/6 =
  28. 28.4/9 × 1/2 =
  29. 29.1/2 ÷ 9/10 =
  30. 30.5/6 ÷ 3/4 =
  31. 31.1/2 × 6/11 =
  32. 32.8/9 × 1/4 =
  33. 33.1/9 ÷ 1/12 =
  34. 34.4/9 × 6/7 =
  35. 35.7/8 × 2/3 =
  36. 36.1/2 ÷ 1/2 =
  37. 37.2/3 × 9/11 =
  38. 38.2/3 ÷ 1/3 =
  39. 39.3/11 × 1/3 =
  40. 40.5/11 × 1/5 =

Answer key

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

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