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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 711 · 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. 1.1/3 ÷ 5/12 =
  2. 2.1/2 ÷ 1/6 =
  3. 3.1/4 ÷ 1/2 =
  4. 4.6/7 × 4/9 =
  5. 5.4/5 × 1/2 =
  6. 6.6/7 × 1/2 =
  7. 7.1/4 ÷ 1/4 =
  8. 8.2/3 × 7/10 =
  9. 9.1/9 ÷ 5/6 =
  10. 10.1/4 × 2/9 =
  11. 11.2/3 × 3/4 =
  12. 12.1/6 × 3/4 =
  13. 13.4/7 × 7/10 =
  14. 14.7/8 ÷ 3/10 =
  15. 15.1/2 ÷ 1/4 =
  16. 16.1/7 ÷ 2/7 =
  17. 17.5/6 ÷ 1/3 =
  18. 18.3/4 ÷ 1/4 =
  19. 19.1/8 ÷ 1/2 =
  20. 20.1/6 ÷ 1/2 =
  21. 21.2/11 ÷ 2/7 =
  22. 22.7/12 ÷ 2/3 =
  23. 23.1/6 ÷ 2/3 =
  24. 24.1/2 × 10/11 =
  25. 25.2/3 ÷ 10/11 =
  26. 26.1/10 × 4/9 =
  27. 27.5/6 × 3/4 =
  28. 28.2/3 ÷ 1/3 =
  29. 29.1/3 ÷ 1/9 =
  30. 30.1/2 ÷ 1/8 =
  31. 31.3/5 × 10/11 =
  32. 32.3/7 ÷ 4/7 =
  33. 33.4/11 × 11/12 =
  34. 34.3/4 × 2/3 =
  35. 35.1/3 ÷ 2/3 =
  36. 36.2/3 × 1/8 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.5/6 × 6/7 =
  39. 39.1/8 × 4/5 =
  40. 40.2/3 ÷ 4/7 =

Answer key

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

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