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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 705 · 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. 1.5/9 ÷ 5/7 =
  2. 2.1/4 × 2/3 =
  3. 3.4/7 × 5/6 =
  4. 4.7/12 ÷ 2/3 =
  5. 5.1/2 × 2/3 =
  6. 6.1/4 ÷ 1/2 =
  7. 7.2/3 ÷ 2/3 =
  8. 8.7/8 × 2/11 =
  9. 9.1/2 ÷ 1/2 =
  10. 10.3/4 × 1/12 =
  11. 11.3/5 × 1/3 =
  12. 12.1/12 × 3/10 =
  13. 13.1/2 × 2/3 =
  14. 14.3/4 × 7/12 =
  15. 15.1/2 ÷ 1/2 =
  16. 16.1/7 × 7/12 =
  17. 17.1/2 × 2/7 =
  18. 18.2/11 × 7/8 =
  19. 19.1/2 ÷ 3/8 =
  20. 20.3/5 × 7/12 =
  21. 21.3/4 × 1/3 =
  22. 22.1/12 × 2/5 =
  23. 23.3/10 ÷ 1/2 =
  24. 24.4/11 × 1/2 =
  25. 25.6/7 × 1/3 =
  26. 26.5/12 × 2/3 =
  27. 27.9/10 ÷ 1/6 =
  28. 28.1/6 × 8/9 =
  29. 29.1/2 × 2/5 =
  30. 30.1/2 × 4/5 =
  31. 31.4/5 × 5/7 =
  32. 32.2/9 × 1/2 =
  33. 33.1/2 × 2/3 =
  34. 34.2/5 ÷ 8/9 =
  35. 35.1/2 ÷ 1/2 =
  36. 36.4/9 ÷ 1/3 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.7/9 × 9/11 =

Answer key

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

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