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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 89 · 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. 1.5/8 ÷ 5/7 =
  2. 2.5/7 × 3/5 =
  3. 3.2/5 ÷ 6/7 =
  4. 4.5/11 × 7/10 =
  5. 5.1/6 × 3/11 =
  6. 6.1/2 ÷ 1/12 =
  7. 7.1/5 ÷ 1/5 =
  8. 8.2/9 ÷ 2/11 =
  9. 9.4/9 × 1/2 =
  10. 10.1/9 ÷ 5/9 =
  11. 11.2/9 × 5/6 =
  12. 12.3/11 ÷ 3/4 =
  13. 13.11/12 × 2/5 =
  14. 14.3/4 ÷ 3/8 =
  15. 15.2/5 × 1/2 =
  16. 16.5/6 ÷ 1/2 =
  17. 17.1/10 ÷ 1/2 =
  18. 18.2/3 ÷ 2/3 =
  19. 19.2/3 ÷ 1/6 =
  20. 20.8/11 × 3/4 =
  21. 21.2/3 × 5/12 =
  22. 22.9/10 ÷ 1/2 =
  23. 23.1/6 ÷ 1/2 =
  24. 24.3/10 ÷ 7/12 =
  25. 25.2/7 × 1/2 =
  26. 26.2/3 × 1/2 =
  27. 27.4/5 ÷ 2/3 =
  28. 28.1/2 × 4/9 =
  29. 29.2/3 × 1/8 =
  30. 30.2/3 ÷ 2/3 =
  31. 31.2/3 × 1/8 =
  32. 32.5/9 ÷ 1/3 =
  33. 33.5/12 × 3/4 =
  34. 34.1/3 ÷ 2/3 =
  35. 35.2/3 ÷ 2/5 =
  36. 36.11/12 × 3/5 =
  37. 37.1/2 ÷ 7/12 =
  38. 38.1/2 ÷ 3/4 =
  39. 39.1/3 ÷ 1/12 =
  40. 40.2/3 × 6/7 =

Answer key

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

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