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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 150 · 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 × 7/8 =
  2. 2.1/2 ÷ 3/8 =
  3. 3.1/3 ÷ 2/3 =
  4. 4.1/8 × 2/3 =
  5. 5.1/6 ÷ 1/2 =
  6. 6.5/6 × 3/5 =
  7. 7.3/5 × 1/6 =
  8. 8.1/8 ÷ 1/2 =
  9. 9.7/9 ÷ 2/3 =
  10. 10.3/11 × 11/12 =
  11. 11.1/4 × 2/3 =
  12. 12.3/7 × 2/3 =
  13. 13.2/5 × 5/6 =
  14. 14.1/2 ÷ 7/8 =
  15. 15.9/10 ÷ 1/2 =
  16. 16.5/8 ÷ 3/4 =
  17. 17.2/3 × 3/4 =
  18. 18.1/3 × 6/7 =
  19. 19.2/7 ÷ 2/3 =
  20. 20.1/8 ÷ 5/6 =
  21. 21.1/3 × 3/5 =
  22. 22.1/12 × 10/11 =
  23. 23.3/8 × 1/3 =
  24. 24.5/12 ÷ 1/2 =
  25. 25.4/5 ÷ 4/5 =
  26. 26.3/5 × 7/12 =
  27. 27.1/10 ÷ 1/2 =
  28. 28.7/8 × 2/5 =
  29. 29.5/12 × 9/11 =
  30. 30.1/3 × 3/5 =
  31. 31.1/3 ÷ 1/9 =
  32. 32.5/7 × 9/10 =
  33. 33.3/4 × 5/6 =
  34. 34.9/11 ÷ 3/5 =
  35. 35.2/3 ÷ 2/5 =
  36. 36.1/7 × 7/10 =
  37. 37.4/5 × 1/2 =
  38. 38.1/12 ÷ 1/2 =
  39. 39.5/6 ÷ 3/10 =
  40. 40.4/7 × 1/2 =

Answer key

  1. 7/12
  2. 4/3
  3. 1/2
  4. 1/12
  5. 1/3
  6. 1/2
  7. 1/10
  8. 1/4
  9. 7/6
  10. 1/4
  11. 1/6
  12. 2/7
  13. 1/3
  14. 4/7
  15. 9/5
  16. 5/6
  17. 1/2
  18. 2/7
  19. 3/7
  20. 3/20
  21. 1/5
  22. 5/66
  23. 1/8
  24. 5/6
  25. 1
  26. 7/20
  27. 1/5
  28. 7/20
  29. 15/44
  30. 1/5
  31. 3
  32. 9/14
  33. 5/8
  34. 15/11
  35. 5/3
  36. 1/10
  37. 2/5
  38. 1/6
  39. 25/9
  40. 2/7

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