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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 506 · 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. 1.5/8 ÷ 7/8 =
  2. 2.1/3 ÷ 1/3 =
  3. 3.1/4 × 2/3 =
  4. 4.2/5 ÷ 2/5 =
  5. 5.1/4 × 2/9 =
  6. 6.1/2 ÷ 3/4 =
  7. 7.1/4 ÷ 1/4 =
  8. 8.8/9 × 3/5 =
  9. 9.2/5 × 1/2 =
  10. 10.3/4 × 1/6 =
  11. 11.3/4 × 6/7 =
  12. 12.5/6 ÷ 1/2 =
  13. 13.1/2 × 2/3 =
  14. 14.1/6 ÷ 3/10 =
  15. 15.2/3 ÷ 2/7 =
  16. 16.3/5 ÷ 1/5 =
  17. 17.6/7 × 5/6 =
  18. 18.3/5 × 2/3 =
  19. 19.9/10 × 1/6 =
  20. 20.1/2 × 4/5 =
  21. 21.3/10 × 2/3 =
  22. 22.2/11 ÷ 2/3 =
  23. 23.3/4 ÷ 1/2 =
  24. 24.7/12 × 3/4 =
  25. 25.3/4 ÷ 3/11 =
  26. 26.6/7 × 2/3 =
  27. 27.2/3 × 1/2 =
  28. 28.1/2 ÷ 1/2 =
  29. 29.1/12 ÷ 1/2 =
  30. 30.1/2 ÷ 5/8 =
  31. 31.7/9 ÷ 1/3 =
  32. 32.9/11 × 11/12 =
  33. 33.5/6 × 7/10 =
  34. 34.1/10 × 4/5 =
  35. 35.5/6 × 2/3 =
  36. 36.8/9 × 6/7 =
  37. 37.2/5 ÷ 3/10 =
  38. 38.3/5 ÷ 3/5 =
  39. 39.8/9 ÷ 1/3 =
  40. 40.2/3 × 1/4 =

Answer key

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

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