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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 301 · 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. 1.1/8 ÷ 5/6 =
  2. 2.1/3 ÷ 8/9 =
  3. 3.7/12 ÷ 2/9 =
  4. 4.6/11 × 2/3 =
  5. 5.2/3 ÷ 4/9 =
  6. 6.4/5 ÷ 1/5 =
  7. 7.5/6 × 4/7 =
  8. 8.1/11 ÷ 3/11 =
  9. 9.2/3 × 1/2 =
  10. 10.3/10 ÷ 1/2 =
  11. 11.2/9 ÷ 5/12 =
  12. 12.2/7 ÷ 2/3 =
  13. 13.7/8 ÷ 1/4 =
  14. 14.8/9 × 1/4 =
  15. 15.3/8 × 1/3 =
  16. 16.1/2 ÷ 3/4 =
  17. 17.1/2 × 2/9 =
  18. 18.1/2 × 2/3 =
  19. 19.1/2 ÷ 1/4 =
  20. 20.1/9 ÷ 1/3 =
  21. 21.3/5 × 2/3 =
  22. 22.5/11 × 1/5 =
  23. 23.5/7 × 3/5 =
  24. 24.3/4 × 4/5 =
  25. 25.2/3 × 1/2 =
  26. 26.4/5 × 1/2 =
  27. 27.9/11 × 1/3 =
  28. 28.3/5 ÷ 1/5 =
  29. 29.1/10 ÷ 5/6 =
  30. 30.1/3 × 6/11 =
  31. 31.1/2 × 6/7 =
  32. 32.1/3 ÷ 1/3 =
  33. 33.2/5 × 1/4 =
  34. 34.5/6 ÷ 5/9 =
  35. 35.6/7 ÷ 3/4 =
  36. 36.1/3 ÷ 8/9 =
  37. 37.1/2 × 2/9 =
  38. 38.3/5 ÷ 2/5 =
  39. 39.2/3 ÷ 1/3 =
  40. 40.1/2 ÷ 3/4 =

Answer key

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

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