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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 635 · 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. 1.7/12 × 4/5 =
  2. 2.1/6 ÷ 1/2 =
  3. 3.2/9 × 3/4 =
  4. 4.3/8 ÷ 1/4 =
  5. 5.6/7 ÷ 8/11 =
  6. 6.1/2 × 2/3 =
  7. 7.4/5 × 3/8 =
  8. 8.1/2 ÷ 1/6 =
  9. 9.4/5 × 1/4 =
  10. 10.1/9 ÷ 2/3 =
  11. 11.5/7 × 1/5 =
  12. 12.1/3 ÷ 1/3 =
  13. 13.2/5 × 5/8 =
  14. 14.3/4 ÷ 1/4 =
  15. 15.1/2 ÷ 1/6 =
  16. 16.3/4 ÷ 1/2 =
  17. 17.1/6 ÷ 2/9 =
  18. 18.2/3 ÷ 2/3 =
  19. 19.2/3 × 5/6 =
  20. 20.2/3 ÷ 4/7 =
  21. 21.2/3 × 1/2 =
  22. 22.1/2 ÷ 1/10 =
  23. 23.6/11 × 2/3 =
  24. 24.1/2 ÷ 9/10 =
  25. 25.1/2 × 2/3 =
  26. 26.10/11 × 1/4 =
  27. 27.1/2 × 4/5 =
  28. 28.1/2 ÷ 1/2 =
  29. 29.1/3 ÷ 1/9 =
  30. 30.8/11 ÷ 6/11 =
  31. 31.2/3 × 1/2 =
  32. 32.2/3 ÷ 1/3 =
  33. 33.1/4 × 4/11 =
  34. 34.1/8 × 2/3 =
  35. 35.2/3 × 1/8 =
  36. 36.4/7 × 1/2 =
  37. 37.1/2 × 4/5 =
  38. 38.3/4 × 5/9 =
  39. 39.2/3 × 1/2 =
  40. 40.1/6 × 4/5 =

Answer key

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

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