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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 500 · 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. 1.9/11 ÷ 3/7 =
  2. 2.1/4 × 6/7 =
  3. 3.1/2 × 6/7 =
  4. 4.2/3 ÷ 1/3 =
  5. 5.1/10 × 6/7 =
  6. 6.4/5 × 3/4 =
  7. 7.2/3 ÷ 1/3 =
  8. 8.4/7 ÷ 6/7 =
  9. 9.1/4 ÷ 3/4 =
  10. 10.2/3 × 3/4 =
  11. 11.1/4 ÷ 1/2 =
  12. 12.1/4 ÷ 1/4 =
  13. 13.2/3 × 1/4 =
  14. 14.2/3 ÷ 1/3 =
  15. 15.5/6 ÷ 1/3 =
  16. 16.1/2 ÷ 3/4 =
  17. 17.2/7 ÷ 4/9 =
  18. 18.1/4 ÷ 3/4 =
  19. 19.1/2 × 2/3 =
  20. 20.3/5 ÷ 1/5 =
  21. 21.5/12 ÷ 1/6 =
  22. 22.1/4 × 4/5 =
  23. 23.1/8 × 2/3 =
  24. 24.7/12 × 6/11 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.5/11 × 3/5 =
  27. 27.3/10 × 4/7 =
  28. 28.6/7 ÷ 3/11 =
  29. 29.1/4 ÷ 1/4 =
  30. 30.3/4 × 5/12 =
  31. 31.7/12 × 6/7 =
  32. 32.5/12 ÷ 1/4 =
  33. 33.9/10 ÷ 3/11 =
  34. 34.3/5 ÷ 3/5 =
  35. 35.6/7 ÷ 4/5 =
  36. 36.1/2 × 2/3 =
  37. 37.1/6 × 4/9 =
  38. 38.2/11 × 1/2 =
  39. 39.1/2 × 6/7 =
  40. 40.1/2 × 8/11 =

Answer key

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

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