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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 197 · 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. 1.11/12 × 4/11 =
  2. 2.2/5 ÷ 4/5 =
  3. 3.3/5 × 2/3 =
  4. 4.1/4 × 2/3 =
  5. 5.4/11 × 5/6 =
  6. 6.2/3 × 1/12 =
  7. 7.4/11 × 3/4 =
  8. 8.2/3 × 9/11 =
  9. 9.4/9 × 3/5 =
  10. 10.2/3 ÷ 2/3 =
  11. 11.1/6 ÷ 1/10 =
  12. 12.1/2 ÷ 5/8 =
  13. 13.11/12 ÷ 1/9 =
  14. 14.1/2 × 2/9 =
  15. 15.1/6 ÷ 5/8 =
  16. 16.1/4 × 2/3 =
  17. 17.2/7 × 11/12 =
  18. 18.2/5 ÷ 1/5 =
  19. 19.3/4 ÷ 6/7 =
  20. 20.1/2 × 2/11 =
  21. 21.7/8 × 2/5 =
  22. 22.1/3 ÷ 1/3 =
  23. 23.2/9 × 1/2 =
  24. 24.6/11 × 3/4 =
  25. 25.2/7 × 1/2 =
  26. 26.1/8 ÷ 5/12 =
  27. 27.1/2 × 8/11 =
  28. 28.6/11 × 3/4 =
  29. 29.3/4 ÷ 1/4 =
  30. 30.5/12 ÷ 1/2 =
  31. 31.5/12 ÷ 8/9 =
  32. 32.1/5 ÷ 1/10 =
  33. 33.3/10 ÷ 1/2 =
  34. 34.1/6 × 3/4 =
  35. 35.1/2 ÷ 3/4 =
  36. 36.5/6 ÷ 1/4 =
  37. 37.1/9 ÷ 5/6 =
  38. 38.1/2 × 2/7 =
  39. 39.6/7 × 1/2 =
  40. 40.2/3 × 1/2 =

Answer key

  1. 1/3
  2. 1/2
  3. 2/5
  4. 1/6
  5. 10/33
  6. 1/18
  7. 3/11
  8. 6/11
  9. 4/15
  10. 1
  11. 5/3
  12. 4/5
  13. 33/4
  14. 1/9
  15. 4/15
  16. 1/6
  17. 11/42
  18. 2
  19. 7/8
  20. 1/11
  21. 7/20
  22. 1
  23. 1/9
  24. 9/22
  25. 1/7
  26. 3/10
  27. 4/11
  28. 9/22
  29. 3
  30. 5/6
  31. 15/32
  32. 2
  33. 3/5
  34. 1/8
  35. 2/3
  36. 10/3
  37. 2/15
  38. 1/7
  39. 3/7
  40. 1/3

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