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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 421 · 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. 1.1/4 ÷ 1/6 =
  2. 2.1/6 ÷ 1/6 =
  3. 3.5/11 × 3/5 =
  4. 4.2/3 × 1/2 =
  5. 5.1/4 ÷ 5/6 =
  6. 6.3/4 × 1/3 =
  7. 7.1/8 × 2/3 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.3/4 ÷ 5/12 =
  10. 10.3/7 × 2/3 =
  11. 11.1/3 ÷ 1/3 =
  12. 12.6/11 × 1/2 =
  13. 13.1/8 ÷ 1/2 =
  14. 14.9/10 × 1/3 =
  15. 15.2/3 × 1/2 =
  16. 16.1/2 × 2/11 =
  17. 17.2/3 ÷ 5/6 =
  18. 18.2/9 × 7/10 =
  19. 19.3/5 ÷ 1/10 =
  20. 20.2/11 × 5/6 =
  21. 21.10/11 × 1/2 =
  22. 22.7/10 ÷ 4/5 =
  23. 23.1/2 ÷ 3/8 =
  24. 24.2/5 × 1/6 =
  25. 25.2/9 ÷ 1/3 =
  26. 26.3/8 ÷ 3/7 =
  27. 27.2/3 × 7/8 =
  28. 28.1/2 × 2/3 =
  29. 29.4/7 × 1/6 =
  30. 30.6/7 ÷ 6/7 =
  31. 31.1/2 × 2/3 =
  32. 32.1/2 ÷ 5/6 =
  33. 33.1/2 × 10/11 =
  34. 34.2/3 ÷ 4/5 =
  35. 35.1/2 ÷ 1/2 =
  36. 36.11/12 × 2/11 =
  37. 37.1/3 ÷ 5/9 =
  38. 38.1/3 ÷ 1/3 =
  39. 39.8/9 × 1/2 =
  40. 40.5/7 ÷ 4/7 =

Answer key

  1. 3/2
  2. 1
  3. 3/11
  4. 1/3
  5. 3/10
  6. 1/4
  7. 1/12
  8. 1
  9. 9/5
  10. 2/7
  11. 1
  12. 3/11
  13. 1/4
  14. 3/10
  15. 1/3
  16. 1/11
  17. 4/5
  18. 7/45
  19. 6
  20. 5/33
  21. 5/11
  22. 7/8
  23. 4/3
  24. 1/15
  25. 2/3
  26. 7/8
  27. 7/12
  28. 1/3
  29. 2/21
  30. 1
  31. 1/3
  32. 3/5
  33. 5/11
  34. 5/6
  35. 1
  36. 1/6
  37. 3/5
  38. 1
  39. 4/9
  40. 5/4

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