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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 124 · 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 ÷ 1/2 =
  2. 2.1/3 × 3/5 =
  3. 3.2/3 × 1/2 =
  4. 4.7/10 × 2/7 =
  5. 5.2/3 × 1/2 =
  6. 6.1/3 ÷ 2/3 =
  7. 7.2/3 × 1/2 =
  8. 8.2/3 ÷ 5/6 =
  9. 9.3/4 × 1/3 =
  10. 10.1/4 × 8/9 =
  11. 11.1/2 × 4/5 =
  12. 12.1/2 ÷ 1/2 =
  13. 13.7/12 ÷ 1/2 =
  14. 14.6/7 ÷ 3/11 =
  15. 15.1/3 × 3/5 =
  16. 16.1/6 × 3/4 =
  17. 17.11/12 × 3/4 =
  18. 18.8/9 ÷ 1/3 =
  19. 19.6/11 × 1/2 =
  20. 20.1/4 ÷ 1/2 =
  21. 21.1/2 × 4/9 =
  22. 22.3/4 × 11/12 =
  23. 23.2/3 ÷ 1/3 =
  24. 24.1/12 × 3/10 =
  25. 25.8/9 × 1/2 =
  26. 26.1/10 × 4/9 =
  27. 27.1/2 ÷ 1/2 =
  28. 28.5/12 × 4/11 =
  29. 29.2/5 × 1/2 =
  30. 30.1/2 × 2/5 =
  31. 31.1/2 ÷ 5/12 =
  32. 32.3/5 × 1/6 =
  33. 33.1/3 × 3/5 =
  34. 34.1/5 × 10/11 =
  35. 35.7/10 ÷ 1/4 =
  36. 36.1/2 ÷ 7/10 =
  37. 37.5/6 × 2/5 =
  38. 38.1/6 × 3/5 =
  39. 39.5/9 ÷ 7/9 =
  40. 40.1/12 ÷ 1/4 =

Answer key

  1. 1
  2. 1/5
  3. 1/3
  4. 1/5
  5. 1/3
  6. 1/2
  7. 1/3
  8. 4/5
  9. 1/4
  10. 2/9
  11. 2/5
  12. 1
  13. 7/6
  14. 22/7
  15. 1/5
  16. 1/8
  17. 11/16
  18. 8/3
  19. 3/11
  20. 1/2
  21. 2/9
  22. 11/16
  23. 2
  24. 1/40
  25. 4/9
  26. 2/45
  27. 1
  28. 5/33
  29. 1/5
  30. 1/5
  31. 6/5
  32. 1/10
  33. 1/5
  34. 2/11
  35. 14/5
  36. 5/7
  37. 1/3
  38. 1/10
  39. 5/7
  40. 1/3

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