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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 755 · 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. 1.5/12 × 3/5 =
  2. 2.2/5 × 3/4 =
  3. 3.1/2 × 2/7 =
  4. 4.1/2 ÷ 1/4 =
  5. 5.6/7 ÷ 4/9 =
  6. 6.1/2 × 2/11 =
  7. 7.4/7 × 1/2 =
  8. 8.3/5 ÷ 1/5 =
  9. 9.2/3 ÷ 2/7 =
  10. 10.3/4 × 1/6 =
  11. 11.1/2 × 2/3 =
  12. 12.1/2 × 8/9 =
  13. 13.1/6 ÷ 4/9 =
  14. 14.1/2 ÷ 1/2 =
  15. 15.1/2 ÷ 3/4 =
  16. 16.1/4 ÷ 1/4 =
  17. 17.2/3 ÷ 1/3 =
  18. 18.1/8 × 2/11 =
  19. 19.2/11 × 3/4 =
  20. 20.3/5 × 2/3 =
  21. 21.4/7 × 5/8 =
  22. 22.2/3 ÷ 7/12 =
  23. 23.3/8 × 4/11 =
  24. 24.5/6 ÷ 2/3 =
  25. 25.2/3 × 1/6 =
  26. 26.1/10 × 2/3 =
  27. 27.10/11 ÷ 9/11 =
  28. 28.4/11 × 3/8 =
  29. 29.1/8 ÷ 1/2 =
  30. 30.2/7 × 1/4 =
  31. 31.8/9 × 1/10 =
  32. 32.4/7 × 9/10 =
  33. 33.1/4 × 4/5 =
  34. 34.8/11 × 3/4 =
  35. 35.1/2 × 2/3 =
  36. 36.3/4 × 2/5 =
  37. 37.6/11 × 5/9 =
  38. 38.3/4 ÷ 1/2 =
  39. 39.2/9 × 1/12 =
  40. 40.2/3 × 1/2 =

Answer key

  1. 1/4
  2. 3/10
  3. 1/7
  4. 2
  5. 27/14
  6. 1/11
  7. 2/7
  8. 3
  9. 7/3
  10. 1/8
  11. 1/3
  12. 4/9
  13. 3/8
  14. 1
  15. 2/3
  16. 1
  17. 2
  18. 1/44
  19. 3/22
  20. 2/5
  21. 5/14
  22. 8/7
  23. 3/22
  24. 5/4
  25. 1/9
  26. 1/15
  27. 10/9
  28. 3/22
  29. 1/4
  30. 1/14
  31. 4/45
  32. 18/35
  33. 1/5
  34. 6/11
  35. 1/3
  36. 3/10
  37. 10/33
  38. 3/2
  39. 1/54
  40. 1/3

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