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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 320 · 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. 1.1/4 ÷ 7/8 =
  2. 2.3/11 × 2/9 =
  3. 3.1/10 ÷ 1/4 =
  4. 4.1/2 ÷ 7/8 =
  5. 5.1/2 × 2/7 =
  6. 6.1/9 × 3/4 =
  7. 7.1/10 ÷ 5/6 =
  8. 8.1/8 ÷ 1/2 =
  9. 9.2/9 × 3/5 =
  10. 10.10/11 × 4/5 =
  11. 11.3/10 × 2/5 =
  12. 12.1/2 ÷ 3/4 =
  13. 13.1/12 × 2/3 =
  14. 14.1/2 × 4/5 =
  15. 15.4/5 ÷ 2/3 =
  16. 16.5/8 ÷ 1/2 =
  17. 17.1/6 ÷ 1/2 =
  18. 18.4/5 ÷ 4/5 =
  19. 19.1/2 × 6/11 =
  20. 20.2/3 × 5/6 =
  21. 21.3/4 ÷ 1/6 =
  22. 22.1/6 ÷ 4/9 =
  23. 23.4/7 × 1/4 =
  24. 24.2/5 ÷ 1/5 =
  25. 25.1/3 ÷ 1/3 =
  26. 26.3/4 ÷ 1/2 =
  27. 27.1/2 × 2/5 =
  28. 28.1/2 × 2/3 =
  29. 29.1/2 × 4/5 =
  30. 30.1/3 × 3/5 =
  31. 31.1/2 × 2/3 =
  32. 32.5/6 ÷ 1/10 =
  33. 33.8/9 ÷ 1/6 =
  34. 34.1/3 × 9/10 =
  35. 35.3/4 ÷ 1/2 =
  36. 36.2/5 × 9/10 =
  37. 37.3/4 × 1/3 =
  38. 38.3/4 × 4/7 =
  39. 39.9/10 × 2/3 =
  40. 40.1/2 × 2/3 =

Answer key

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

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