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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 87 · 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 × 3/7 =
  2. 2.1/4 ÷ 1/2 =
  3. 3.3/5 × 2/3 =
  4. 4.4/7 ÷ 2/3 =
  5. 5.1/2 × 6/11 =
  6. 6.5/6 × 7/10 =
  7. 7.1/2 ÷ 3/4 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.3/5 × 1/3 =
  10. 10.3/7 ÷ 3/5 =
  11. 11.2/3 × 1/4 =
  12. 12.3/4 × 2/9 =
  13. 13.1/3 ÷ 1/9 =
  14. 14.1/4 ÷ 1/4 =
  15. 15.2/9 ÷ 4/7 =
  16. 16.2/5 × 1/2 =
  17. 17.2/5 ÷ 4/5 =
  18. 18.5/6 ÷ 1/4 =
  19. 19.1/2 ÷ 1/2 =
  20. 20.1/2 ÷ 7/10 =
  21. 21.3/8 ÷ 3/10 =
  22. 22.2/7 × 1/2 =
  23. 23.1/3 ÷ 2/3 =
  24. 24.7/12 × 3/7 =
  25. 25.1/3 ÷ 2/3 =
  26. 26.5/12 × 6/7 =
  27. 27.1/8 × 2/3 =
  28. 28.2/3 ÷ 2/3 =
  29. 29.2/5 ÷ 10/11 =
  30. 30.1/2 ÷ 1/2 =
  31. 31.6/11 ÷ 1/11 =
  32. 32.10/11 × 3/5 =
  33. 33.1/2 × 2/3 =
  34. 34.1/2 ÷ 1/4 =
  35. 35.3/4 ÷ 1/2 =
  36. 36.6/7 × 1/2 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.7/10 ÷ 1/10 =
  39. 39.1/2 × 2/3 =
  40. 40.1/6 × 3/8 =

Answer key

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

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