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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 489 · 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. 1.1/6 ÷ 1/3 =
  2. 2.4/5 × 1/4 =
  3. 3.7/8 × 2/11 =
  4. 4.5/8 × 2/7 =
  5. 5.3/10 × 5/7 =
  6. 6.1/4 × 4/9 =
  7. 7.1/2 × 4/5 =
  8. 8.6/7 × 1/2 =
  9. 9.1/3 ÷ 7/12 =
  10. 10.11/12 × 4/5 =
  11. 11.4/5 × 7/12 =
  12. 12.9/10 ÷ 1/2 =
  13. 13.2/5 × 1/2 =
  14. 14.3/5 × 1/3 =
  15. 15.1/2 ÷ 3/4 =
  16. 16.1/2 ÷ 1/2 =
  17. 17.6/11 ÷ 4/7 =
  18. 18.1/2 ÷ 1/2 =
  19. 19.1/4 × 2/3 =
  20. 20.3/4 ÷ 5/12 =
  21. 21.8/11 × 1/2 =
  22. 22.1/2 ÷ 7/8 =
  23. 23.9/10 ÷ 7/10 =
  24. 24.1/2 × 2/3 =
  25. 25.3/4 × 1/6 =
  26. 26.4/5 × 1/12 =
  27. 27.1/9 ÷ 11/12 =
  28. 28.7/8 × 2/3 =
  29. 29.1/3 ÷ 7/12 =
  30. 30.1/2 × 10/11 =
  31. 31.1/6 ÷ 1/6 =
  32. 32.2/3 × 9/11 =
  33. 33.1/2 × 2/5 =
  34. 34.3/4 × 2/9 =
  35. 35.2/9 ÷ 4/5 =
  36. 36.1/2 × 10/11 =
  37. 37.9/10 ÷ 1/2 =
  38. 38.1/4 × 2/3 =
  39. 39.1/6 × 3/7 =
  40. 40.1/2 ÷ 3/4 =

Answer key

  1. 1/2
  2. 1/5
  3. 7/44
  4. 5/28
  5. 3/14
  6. 1/9
  7. 2/5
  8. 3/7
  9. 4/7
  10. 11/15
  11. 7/15
  12. 9/5
  13. 1/5
  14. 1/5
  15. 2/3
  16. 1
  17. 21/22
  18. 1
  19. 1/6
  20. 9/5
  21. 4/11
  22. 4/7
  23. 9/7
  24. 1/3
  25. 1/8
  26. 1/15
  27. 4/33
  28. 7/12
  29. 4/7
  30. 5/11
  31. 1
  32. 6/11
  33. 1/5
  34. 1/6
  35. 5/18
  36. 5/11
  37. 9/5
  38. 1/6
  39. 1/14
  40. 2/3

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