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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 335 · 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 × 8/11 =
  2. 2.1/2 ÷ 1/2 =
  3. 3.7/10 ÷ 3/8 =
  4. 4.4/7 ÷ 2/3 =
  5. 5.1/2 ÷ 1/2 =
  6. 6.1/10 ÷ 3/4 =
  7. 7.1/12 × 3/4 =
  8. 8.7/10 × 2/7 =
  9. 9.7/9 ÷ 1/6 =
  10. 10.1/2 ÷ 1/4 =
  11. 11.2/3 × 1/2 =
  12. 12.1/7 × 7/8 =
  13. 13.1/3 ÷ 5/9 =
  14. 14.4/5 × 1/4 =
  15. 15.5/12 ÷ 1/3 =
  16. 16.1/3 ÷ 1/9 =
  17. 17.1/10 ÷ 1/2 =
  18. 18.1/2 ÷ 1/4 =
  19. 19.3/8 × 2/5 =
  20. 20.2/3 × 1/2 =
  21. 21.1/6 × 2/5 =
  22. 22.8/11 × 1/4 =
  23. 23.6/7 × 1/4 =
  24. 24.7/11 ÷ 7/11 =
  25. 25.8/9 ÷ 6/7 =
  26. 26.1/2 × 2/3 =
  27. 27.3/4 ÷ 1/4 =
  28. 28.4/11 × 1/10 =
  29. 29.1/2 ÷ 1/2 =
  30. 30.1/6 × 4/5 =
  31. 31.2/3 × 3/8 =
  32. 32.9/10 ÷ 6/7 =
  33. 33.5/6 × 3/5 =
  34. 34.2/3 ÷ 1/3 =
  35. 35.3/4 ÷ 1/2 =
  36. 36.2/5 ÷ 4/11 =
  37. 37.5/9 × 4/5 =
  38. 38.1/10 ÷ 1/6 =
  39. 39.3/4 × 2/3 =
  40. 40.2/9 × 7/8 =

Answer key

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

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