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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 405 · 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. 1.7/12 ÷ 4/9 =
  2. 2.1/2 ÷ 1/2 =
  3. 3.8/11 ÷ 9/11 =
  4. 4.1/4 ÷ 1/2 =
  5. 5.5/9 ÷ 2/3 =
  6. 6.5/6 ÷ 1/3 =
  7. 7.1/10 ÷ 1/4 =
  8. 8.7/9 ÷ 1/3 =
  9. 9.2/3 × 3/10 =
  10. 10.1/3 ÷ 2/3 =
  11. 11.10/11 × 1/4 =
  12. 12.1/4 ÷ 1/6 =
  13. 13.2/9 × 1/2 =
  14. 14.2/3 ÷ 2/3 =
  15. 15.1/10 ÷ 1/6 =
  16. 16.1/9 ÷ 1/3 =
  17. 17.1/4 × 2/3 =
  18. 18.2/9 ÷ 1/9 =
  19. 19.2/3 ÷ 2/3 =
  20. 20.1/2 × 8/11 =
  21. 21.1/2 ÷ 1/2 =
  22. 22.3/5 ÷ 3/5 =
  23. 23.2/3 ÷ 1/6 =
  24. 24.3/5 × 5/7 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.5/6 ÷ 1/4 =
  27. 27.9/10 ÷ 6/11 =
  28. 28.2/3 × 3/5 =
  29. 29.3/8 ÷ 3/5 =
  30. 30.7/12 × 8/9 =
  31. 31.6/7 ÷ 3/5 =
  32. 32.1/2 × 2/3 =
  33. 33.9/10 × 2/3 =
  34. 34.11/12 ÷ 1/2 =
  35. 35.3/4 × 4/5 =
  36. 36.1/2 ÷ 3/4 =
  37. 37.3/8 × 1/3 =
  38. 38.1/2 ÷ 3/4 =
  39. 39.7/12 ÷ 1/2 =
  40. 40.3/7 × 1/3 =

Answer key

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

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