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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 219 · 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. 1.2/3 × 5/12 =
  2. 2.1/5 ÷ 1/5 =
  3. 3.1/3 × 6/11 =
  4. 4.1/3 ÷ 2/3 =
  5. 5.1/2 × 2/7 =
  6. 6.1/6 × 3/4 =
  7. 7.7/9 × 4/7 =
  8. 8.1/2 ÷ 1/4 =
  9. 9.3/4 ÷ 1/2 =
  10. 10.5/6 × 2/5 =
  11. 11.2/3 × 3/10 =
  12. 12.5/6 × 2/3 =
  13. 13.2/3 ÷ 2/3 =
  14. 14.1/3 ÷ 1/6 =
  15. 15.1/4 × 2/9 =
  16. 16.1/6 × 4/9 =
  17. 17.1/2 ÷ 1/2 =
  18. 18.1/4 × 8/9 =
  19. 19.1/2 ÷ 1/12 =
  20. 20.5/11 ÷ 5/8 =
  21. 21.1/2 × 4/7 =
  22. 22.4/5 × 7/10 =
  23. 23.1/2 × 2/3 =
  24. 24.1/4 × 4/5 =
  25. 25.10/11 × 4/5 =
  26. 26.1/2 ÷ 5/6 =
  27. 27.1/2 ÷ 1/4 =
  28. 28.3/4 ÷ 9/10 =
  29. 29.1/2 ÷ 5/12 =
  30. 30.2/11 × 3/4 =
  31. 31.4/5 ÷ 8/9 =
  32. 32.1/2 ÷ 1/12 =
  33. 33.1/5 × 5/11 =
  34. 34.1/3 ÷ 1/3 =
  35. 35.3/4 × 2/3 =
  36. 36.2/9 ÷ 2/9 =
  37. 37.3/4 × 10/11 =
  38. 38.2/7 × 3/10 =
  39. 39.8/11 × 1/2 =
  40. 40.9/10 ÷ 1/4 =

Answer key

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

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