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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 450 · 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 ÷ 1/3 =
  2. 2.3/5 × 2/3 =
  3. 3.3/10 ÷ 5/6 =
  4. 4.1/2 × 2/5 =
  5. 5.4/9 × 1/2 =
  6. 6.4/9 ÷ 1/3 =
  7. 7.3/4 ÷ 1/4 =
  8. 8.3/4 × 1/9 =
  9. 9.2/3 ÷ 1/3 =
  10. 10.5/6 ÷ 3/8 =
  11. 11.1/2 × 4/7 =
  12. 12.1/3 × 3/7 =
  13. 13.10/11 × 1/2 =
  14. 14.2/7 × 3/4 =
  15. 15.1/4 ÷ 1/2 =
  16. 16.5/6 × 3/7 =
  17. 17.2/11 ÷ 2/3 =
  18. 18.3/5 × 1/3 =
  19. 19.1/9 × 3/7 =
  20. 20.1/10 ÷ 1/12 =
  21. 21.1/2 × 10/11 =
  22. 22.3/5 × 2/3 =
  23. 23.1/4 ÷ 1/2 =
  24. 24.1/3 ÷ 1/3 =
  25. 25.1/6 × 4/9 =
  26. 26.1/3 ÷ 4/9 =
  27. 27.2/3 ÷ 2/5 =
  28. 28.1/3 ÷ 5/6 =
  29. 29.6/7 ÷ 2/9 =
  30. 30.2/3 ÷ 1/6 =
  31. 31.2/9 × 1/2 =
  32. 32.3/8 × 1/9 =
  33. 33.3/8 × 1/3 =
  34. 34.1/4 ÷ 1/2 =
  35. 35.3/4 ÷ 7/12 =
  36. 36.3/7 ÷ 3/4 =
  37. 37.1/3 ÷ 2/3 =
  38. 38.7/8 ÷ 1/2 =
  39. 39.3/10 × 6/7 =
  40. 40.6/7 ÷ 3/4 =

Answer key

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

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