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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 344 · 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 × 2/9 =
  2. 2.3/10 × 1/3 =
  3. 3.4/11 ÷ 2/3 =
  4. 4.4/7 ÷ 8/11 =
  5. 5.3/10 × 1/12 =
  6. 6.1/3 × 3/5 =
  7. 7.2/3 × 1/6 =
  8. 8.2/11 × 1/4 =
  9. 9.1/5 × 5/9 =
  10. 10.1/2 ÷ 1/8 =
  11. 11.8/9 × 3/5 =
  12. 12.4/5 × 1/4 =
  13. 13.2/9 × 1/12 =
  14. 14.1/2 ÷ 11/12 =
  15. 15.1/5 ÷ 4/5 =
  16. 16.5/6 × 3/11 =
  17. 17.9/11 × 5/6 =
  18. 18.5/9 ÷ 1/3 =
  19. 19.6/7 ÷ 2/5 =
  20. 20.7/8 ÷ 3/4 =
  21. 21.1/2 ÷ 1/6 =
  22. 22.1/2 × 4/11 =
  23. 23.1/6 ÷ 1/2 =
  24. 24.10/11 × 1/4 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.4/5 × 1/10 =
  27. 27.1/6 ÷ 1/2 =
  28. 28.3/5 ÷ 2/5 =
  29. 29.1/5 × 5/11 =
  30. 30.4/9 ÷ 1/3 =
  31. 31.2/3 × 1/4 =
  32. 32.3/8 ÷ 1/2 =
  33. 33.4/7 × 1/2 =
  34. 34.1/4 ÷ 1/4 =
  35. 35.2/3 × 5/6 =
  36. 36.1/2 × 2/7 =
  37. 37.5/6 ÷ 5/6 =
  38. 38.1/2 × 2/3 =
  39. 39.3/7 × 1/3 =
  40. 40.1/6 × 3/4 =

Answer key

  1. 1/9
  2. 1/10
  3. 6/11
  4. 11/14
  5. 1/40
  6. 1/5
  7. 1/9
  8. 1/22
  9. 1/9
  10. 4
  11. 8/15
  12. 1/5
  13. 1/54
  14. 6/11
  15. 1/4
  16. 5/22
  17. 15/22
  18. 5/3
  19. 15/7
  20. 7/6
  21. 3
  22. 2/11
  23. 1/3
  24. 5/22
  25. 1
  26. 2/25
  27. 1/3
  28. 3/2
  29. 1/11
  30. 4/3
  31. 1/6
  32. 3/4
  33. 2/7
  34. 1
  35. 5/9
  36. 1/7
  37. 1
  38. 1/3
  39. 1/7
  40. 1/8

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