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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 639 · 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. 1.1/8 × 6/7 =
  2. 2.8/9 ÷ 11/12 =
  3. 3.7/12 ÷ 1/2 =
  4. 4.2/11 × 9/10 =
  5. 5.1/6 × 4/5 =
  6. 6.1/6 ÷ 3/10 =
  7. 7.1/3 ÷ 2/3 =
  8. 8.5/8 × 2/5 =
  9. 9.3/8 ÷ 1/2 =
  10. 10.2/3 ÷ 5/6 =
  11. 11.1/3 × 3/5 =
  12. 12.1/6 ÷ 1/2 =
  13. 13.1/6 × 2/3 =
  14. 14.4/7 × 1/2 =
  15. 15.1/4 ÷ 1/10 =
  16. 16.3/7 ÷ 5/7 =
  17. 17.10/11 × 7/12 =
  18. 18.5/8 × 3/5 =
  19. 19.1/6 ÷ 1/3 =
  20. 20.1/2 × 4/5 =
  21. 21.2/3 × 1/2 =
  22. 22.1/3 ÷ 2/3 =
  23. 23.1/6 × 4/7 =
  24. 24.3/5 × 2/9 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.1/5 × 10/11 =
  27. 27.2/5 × 7/8 =
  28. 28.7/12 ÷ 1/2 =
  29. 29.1/2 × 2/9 =
  30. 30.1/2 ÷ 3/4 =
  31. 31.2/3 × 1/2 =
  32. 32.5/8 ÷ 7/8 =
  33. 33.2/7 × 1/2 =
  34. 34.5/6 ÷ 5/9 =
  35. 35.3/4 ÷ 1/2 =
  36. 36.1/2 × 4/5 =
  37. 37.1/2 × 2/3 =
  38. 38.2/3 × 1/4 =
  39. 39.2/9 ÷ 1/3 =
  40. 40.1/6 × 2/3 =

Answer key

  1. 3/28
  2. 32/33
  3. 7/6
  4. 9/55
  5. 2/15
  6. 5/9
  7. 1/2
  8. 1/4
  9. 3/4
  10. 4/5
  11. 1/5
  12. 1/3
  13. 1/9
  14. 2/7
  15. 5/2
  16. 3/5
  17. 35/66
  18. 3/8
  19. 1/2
  20. 2/5
  21. 1/3
  22. 1/2
  23. 2/21
  24. 2/15
  25. 1
  26. 2/11
  27. 7/20
  28. 7/6
  29. 1/9
  30. 2/3
  31. 1/3
  32. 5/7
  33. 1/7
  34. 3/2
  35. 3/2
  36. 2/5
  37. 1/3
  38. 1/6
  39. 2/3
  40. 1/9

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