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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 507 · 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. 1.3/5 ÷ 3/4 =
  2. 2.1/9 ÷ 5/9 =
  3. 3.1/2 × 2/7 =
  4. 4.2/9 × 1/2 =
  5. 5.1/2 × 2/9 =
  6. 6.1/10 ÷ 5/8 =
  7. 7.1/6 ÷ 7/10 =
  8. 8.1/3 ÷ 11/12 =
  9. 9.1/6 ÷ 1/2 =
  10. 10.2/11 × 1/2 =
  11. 11.5/12 × 3/4 =
  12. 12.1/9 ÷ 1/6 =
  13. 13.1/9 × 3/4 =
  14. 14.2/11 × 1/6 =
  15. 15.1/3 ÷ 1/6 =
  16. 16.1/3 ÷ 1/3 =
  17. 17.1/6 × 2/3 =
  18. 18.1/2 ÷ 3/4 =
  19. 19.3/4 × 7/9 =
  20. 20.4/11 × 1/2 =
  21. 21.1/2 ÷ 5/8 =
  22. 22.1/2 ÷ 1/4 =
  23. 23.6/11 ÷ 3/7 =
  24. 24.2/3 ÷ 5/9 =
  25. 25.2/3 × 1/4 =
  26. 26.3/10 × 4/5 =
  27. 27.1/2 × 2/5 =
  28. 28.1/6 ÷ 1/4 =
  29. 29.7/8 × 2/3 =
  30. 30.1/2 ÷ 1/2 =
  31. 31.1/6 ÷ 3/4 =
  32. 32.1/2 ÷ 5/12 =
  33. 33.1/4 ÷ 1/2 =
  34. 34.8/9 ÷ 5/6 =
  35. 35.4/5 ÷ 2/3 =
  36. 36.3/4 × 8/9 =
  37. 37.2/7 × 3/4 =
  38. 38.2/11 × 1/6 =
  39. 39.1/2 × 2/9 =
  40. 40.2/3 × 1/4 =

Answer key

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

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