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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 697 · 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 ÷ 1/12 =
  2. 2.1/12 ÷ 2/3 =
  3. 3.7/8 ÷ 1/4 =
  4. 4.1/2 ÷ 1/8 =
  5. 5.4/5 × 1/4 =
  6. 6.3/4 ÷ 3/10 =
  7. 7.4/9 × 1/2 =
  8. 8.9/10 ÷ 7/8 =
  9. 9.3/5 × 2/3 =
  10. 10.5/6 ÷ 1/4 =
  11. 11.3/10 ÷ 1/2 =
  12. 12.3/11 ÷ 3/4 =
  13. 13.5/9 × 3/4 =
  14. 14.1/5 ÷ 2/5 =
  15. 15.2/3 ÷ 5/6 =
  16. 16.8/9 ÷ 4/9 =
  17. 17.6/11 × 9/10 =
  18. 18.2/3 × 3/4 =
  19. 19.1/2 ÷ 1/2 =
  20. 20.1/9 ÷ 5/9 =
  21. 21.1/4 ÷ 1/2 =
  22. 22.2/5 × 7/10 =
  23. 23.2/3 ÷ 2/3 =
  24. 24.5/6 ÷ 1/2 =
  25. 25.3/4 ÷ 1/2 =
  26. 26.2/3 × 1/2 =
  27. 27.1/2 × 2/3 =
  28. 28.10/11 × 3/5 =
  29. 29.2/3 × 5/6 =
  30. 30.1/3 ÷ 11/12 =
  31. 31.1/2 ÷ 5/12 =
  32. 32.3/7 × 1/3 =
  33. 33.1/2 × 2/3 =
  34. 34.2/5 × 1/6 =
  35. 35.11/12 × 2/5 =
  36. 36.1/4 × 8/9 =
  37. 37.1/3 × 3/4 =
  38. 38.2/3 × 6/7 =
  39. 39.1/2 ÷ 1/6 =
  40. 40.1/5 × 5/8 =

Answer key

  1. 4
  2. 1/8
  3. 7/2
  4. 4
  5. 1/5
  6. 5/2
  7. 2/9
  8. 36/35
  9. 2/5
  10. 10/3
  11. 3/5
  12. 4/11
  13. 5/12
  14. 1/2
  15. 4/5
  16. 2
  17. 27/55
  18. 1/2
  19. 1
  20. 1/5
  21. 1/2
  22. 7/25
  23. 1
  24. 5/3
  25. 3/2
  26. 1/3
  27. 1/3
  28. 6/11
  29. 5/9
  30. 4/11
  31. 6/5
  32. 1/7
  33. 1/3
  34. 1/15
  35. 11/30
  36. 2/9
  37. 1/4
  38. 4/7
  39. 3
  40. 1/8

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