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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 148 · 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. 1.3/10 × 1/6 =
  2. 2.2/3 × 1/4 =
  3. 3.8/11 ÷ 4/5 =
  4. 4.6/11 × 1/2 =
  5. 5.1/6 ÷ 3/4 =
  6. 6.1/4 ÷ 1/2 =
  7. 7.1/2 ÷ 1/12 =
  8. 8.7/10 × 2/3 =
  9. 9.3/5 ÷ 9/11 =
  10. 10.3/4 × 8/9 =
  11. 11.1/8 ÷ 1/4 =
  12. 12.2/5 ÷ 4/7 =
  13. 13.1/2 ÷ 1/2 =
  14. 14.2/3 × 1/2 =
  15. 15.3/5 × 11/12 =
  16. 16.1/4 × 2/3 =
  17. 17.1/10 ÷ 3/4 =
  18. 18.2/3 × 1/2 =
  19. 19.2/9 ÷ 8/11 =
  20. 20.3/8 ÷ 1/2 =
  21. 21.1/2 ÷ 5/8 =
  22. 22.2/3 × 5/12 =
  23. 23.1/10 × 4/5 =
  24. 24.4/11 × 1/2 =
  25. 25.3/4 ÷ 1/2 =
  26. 26.1/3 ÷ 1/3 =
  27. 27.1/3 × 3/7 =
  28. 28.2/3 × 5/6 =
  29. 29.4/7 × 3/8 =
  30. 30.2/3 × 1/6 =
  31. 31.1/6 × 6/11 =
  32. 32.3/4 × 1/9 =
  33. 33.11/12 ÷ 9/10 =
  34. 34.1/3 ÷ 2/9 =
  35. 35.1/2 ÷ 3/4 =
  36. 36.1/2 ÷ 7/10 =
  37. 37.5/9 × 7/10 =
  38. 38.1/3 ÷ 5/12 =
  39. 39.1/4 ÷ 1/2 =
  40. 40.2/3 × 5/8 =

Answer key

  1. 1/20
  2. 1/6
  3. 10/11
  4. 3/11
  5. 2/9
  6. 1/2
  7. 6
  8. 7/15
  9. 11/15
  10. 2/3
  11. 1/2
  12. 7/10
  13. 1
  14. 1/3
  15. 11/20
  16. 1/6
  17. 2/15
  18. 1/3
  19. 11/36
  20. 3/4
  21. 4/5
  22. 5/18
  23. 2/25
  24. 2/11
  25. 3/2
  26. 1
  27. 1/7
  28. 5/9
  29. 3/14
  30. 1/9
  31. 1/11
  32. 1/12
  33. 55/54
  34. 3/2
  35. 2/3
  36. 5/7
  37. 7/18
  38. 4/5
  39. 1/2
  40. 5/12

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