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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 259 · 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 × 3/5 =
  2. 2.1/6 ÷ 8/9 =
  3. 3.1/2 ÷ 1/4 =
  4. 4.1/2 × 8/9 =
  5. 5.6/7 × 1/2 =
  6. 6.9/10 ÷ 3/5 =
  7. 7.4/9 × 1/6 =
  8. 8.2/3 ÷ 4/11 =
  9. 9.3/4 × 2/7 =
  10. 10.4/5 × 5/11 =
  11. 11.5/8 ÷ 3/4 =
  12. 12.2/7 × 1/6 =
  13. 13.2/3 ÷ 4/5 =
  14. 14.4/7 ÷ 2/3 =
  15. 15.2/3 × 1/2 =
  16. 16.1/10 ÷ 3/5 =
  17. 17.3/5 ÷ 3/8 =
  18. 18.5/12 ÷ 1/3 =
  19. 19.1/3 × 3/5 =
  20. 20.6/7 × 7/12 =
  21. 21.2/3 × 1/2 =
  22. 22.11/12 × 3/5 =
  23. 23.1/4 ÷ 1/12 =
  24. 24.3/5 × 5/11 =
  25. 25.5/8 ÷ 1/2 =
  26. 26.2/3 × 1/2 =
  27. 27.4/5 ÷ 4/5 =
  28. 28.5/6 × 3/11 =
  29. 29.1/2 ÷ 1/4 =
  30. 30.2/3 ÷ 5/9 =
  31. 31.8/11 ÷ 4/7 =
  32. 32.3/4 ÷ 1/4 =
  33. 33.9/10 ÷ 3/4 =
  34. 34.1/6 ÷ 1/2 =
  35. 35.1/8 ÷ 5/12 =
  36. 36.4/9 × 1/2 =
  37. 37.2/11 × 11/12 =
  38. 38.10/11 × 3/4 =
  39. 39.1/4 × 8/9 =
  40. 40.4/9 ÷ 1/9 =

Answer key

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

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