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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 351 · 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 ÷ 1/2 =
  2. 2.2/3 × 1/2 =
  3. 3.5/11 × 3/5 =
  4. 4.1/4 × 2/11 =
  5. 5.1/4 ÷ 1/2 =
  6. 6.1/2 × 4/7 =
  7. 7.4/7 ÷ 8/11 =
  8. 8.7/8 × 4/5 =
  9. 9.5/8 × 4/9 =
  10. 10.1/2 ÷ 1/2 =
  11. 11.2/5 × 1/2 =
  12. 12.3/4 ÷ 1/4 =
  13. 13.2/9 × 1/4 =
  14. 14.7/9 × 3/4 =
  15. 15.4/11 × 1/2 =
  16. 16.1/9 ÷ 2/3 =
  17. 17.1/3 × 3/8 =
  18. 18.1/2 ÷ 1/2 =
  19. 19.4/7 × 5/8 =
  20. 20.9/10 ÷ 1/2 =
  21. 21.2/11 × 1/2 =
  22. 22.2/7 × 1/2 =
  23. 23.1/2 ÷ 1/2 =
  24. 24.1/4 × 4/7 =
  25. 25.7/8 ÷ 3/10 =
  26. 26.7/8 × 2/7 =
  27. 27.3/5 × 1/9 =
  28. 28.6/7 × 1/2 =
  29. 29.1/11 ÷ 7/11 =
  30. 30.2/5 × 3/4 =
  31. 31.2/5 × 11/12 =
  32. 32.3/10 × 1/3 =
  33. 33.6/7 ÷ 3/4 =
  34. 34.2/3 × 3/10 =
  35. 35.1/2 ÷ 1/2 =
  36. 36.3/5 × 2/3 =
  37. 37.5/6 ÷ 11/12 =
  38. 38.3/11 × 4/9 =
  39. 39.5/6 × 2/5 =
  40. 40.3/4 × 1/9 =

Answer key

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

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