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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 620 · 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. 1.1/3 × 3/4 =
  2. 2.3/4 ÷ 3/10 =
  3. 3.3/4 × 1/3 =
  4. 4.1/3 ÷ 2/3 =
  5. 5.1/2 × 4/5 =
  6. 6.3/4 ÷ 1/2 =
  7. 7.1/2 ÷ 1/6 =
  8. 8.1/2 × 2/3 =
  9. 9.2/3 × 5/6 =
  10. 10.4/9 × 3/11 =
  11. 11.5/9 ÷ 2/3 =
  12. 12.4/5 × 1/2 =
  13. 13.5/12 ÷ 2/3 =
  14. 14.1/5 × 10/11 =
  15. 15.3/5 × 1/6 =
  16. 16.3/5 × 1/3 =
  17. 17.1/2 ÷ 1/2 =
  18. 18.1/2 × 2/3 =
  19. 19.3/4 ÷ 6/7 =
  20. 20.1/8 × 6/7 =
  21. 21.3/5 × 11/12 =
  22. 22.3/8 ÷ 1/2 =
  23. 23.1/12 ÷ 7/8 =
  24. 24.2/7 ÷ 2/3 =
  25. 25.3/4 × 4/5 =
  26. 26.2/3 × 3/7 =
  27. 27.1/2 ÷ 9/10 =
  28. 28.1/2 ÷ 1/2 =
  29. 29.2/11 × 1/2 =
  30. 30.3/5 ÷ 1/10 =
  31. 31.2/7 ÷ 2/11 =
  32. 32.2/3 × 1/6 =
  33. 33.10/11 × 1/4 =
  34. 34.1/2 ÷ 1/2 =
  35. 35.2/3 ÷ 1/3 =
  36. 36.1/2 ÷ 3/4 =
  37. 37.7/10 ÷ 1/10 =
  38. 38.1/12 ÷ 1/3 =
  39. 39.2/5 ÷ 2/5 =
  40. 40.1/5 ÷ 2/5 =

Answer key

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

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