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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 25 · 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. 2.5/6 × 9/11 =
  3. 3.5/6 ÷ 1/3 =
  4. 4.6/11 × 1/2 =
  5. 5.5/6 × 4/7 =
  6. 6.4/9 ÷ 2/3 =
  7. 7.2/3 ÷ 2/5 =
  8. 8.1/3 ÷ 7/9 =
  9. 9.6/7 × 3/4 =
  10. 10.1/2 ÷ 1/4 =
  11. 11.2/5 × 3/10 =
  12. 12.1/2 ÷ 7/10 =
  13. 13.2/3 × 1/2 =
  14. 14.2/9 × 5/8 =
  15. 15.3/5 ÷ 3/5 =
  16. 16.3/4 × 1/6 =
  17. 17.2/3 ÷ 2/11 =
  18. 18.2/7 × 3/4 =
  19. 19.3/7 ÷ 3/4 =
  20. 20.3/5 ÷ 4/5 =
  21. 21.1/5 × 5/6 =
  22. 22.1/2 ÷ 1/2 =
  23. 23.6/11 ÷ 2/3 =
  24. 24.3/4 × 8/11 =
  25. 25.5/6 ÷ 1/2 =
  26. 26.1/2 × 2/11 =
  27. 27.2/11 ÷ 2/3 =
  28. 28.5/9 × 1/5 =
  29. 29.2/3 × 5/8 =
  30. 30.3/5 ÷ 3/5 =
  31. 31.6/11 × 1/10 =
  32. 32.2/5 × 1/6 =
  33. 33.7/11 ÷ 9/11 =
  34. 34.7/8 ÷ 1/2 =
  35. 35.5/6 × 8/11 =
  36. 36.1/4 × 2/3 =
  37. 37.1/3 ÷ 4/9 =
  38. 38.1/3 × 3/5 =
  39. 39.5/8 ÷ 3/4 =
  40. 40.3/4 ÷ 3/4 =

Answer key

  1. 1
  2. 15/22
  3. 5/2
  4. 3/11
  5. 10/21
  6. 2/3
  7. 5/3
  8. 3/7
  9. 9/14
  10. 2
  11. 3/25
  12. 5/7
  13. 1/3
  14. 5/36
  15. 1
  16. 1/8
  17. 11/3
  18. 3/14
  19. 4/7
  20. 3/4
  21. 1/6
  22. 1
  23. 9/11
  24. 6/11
  25. 5/3
  26. 1/11
  27. 3/11
  28. 1/9
  29. 5/12
  30. 1
  31. 3/55
  32. 1/15
  33. 7/9
  34. 7/4
  35. 20/33
  36. 1/6
  37. 3/4
  38. 1/5
  39. 5/6
  40. 1

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