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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 61 · 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. 1.7/11 × 5/7 =
  2. 2.1/2 ÷ 1/2 =
  3. 3.3/10 × 4/11 =
  4. 4.4/9 × 3/8 =
  5. 5.4/5 ÷ 4/5 =
  6. 6.5/6 × 2/5 =
  7. 7.1/2 ÷ 5/6 =
  8. 8.1/2 × 2/3 =
  9. 9.1/4 ÷ 5/8 =
  10. 10.2/3 ÷ 2/3 =
  11. 11.3/5 ÷ 1/5 =
  12. 12.5/6 × 9/11 =
  13. 13.1/2 × 2/3 =
  14. 14.3/8 × 2/5 =
  15. 15.1/4 ÷ 5/6 =
  16. 16.2/5 ÷ 10/11 =
  17. 17.3/4 ÷ 6/11 =
  18. 18.3/5 × 1/3 =
  19. 19.6/7 ÷ 6/7 =
  20. 20.1/6 × 2/3 =
  21. 21.1/4 × 10/11 =
  22. 22.1/2 × 4/5 =
  23. 23.2/3 ÷ 1/3 =
  24. 24.1/2 ÷ 1/4 =
  25. 25.2/7 × 3/4 =
  26. 26.6/7 ÷ 2/7 =
  27. 27.2/7 × 3/4 =
  28. 28.1/4 × 6/11 =
  29. 29.1/12 ÷ 1/3 =
  30. 30.1/2 ÷ 3/4 =
  31. 31.5/12 × 2/7 =
  32. 32.7/8 ÷ 1/4 =
  33. 33.1/12 ÷ 1/3 =
  34. 34.7/12 × 2/3 =
  35. 35.3/5 × 1/12 =
  36. 36.1/4 ÷ 9/10 =
  37. 37.1/5 ÷ 2/5 =
  38. 38.9/11 × 2/9 =
  39. 39.1/2 ÷ 1/12 =
  40. 40.1/2 × 6/11 =

Answer key

  1. 5/11
  2. 1
  3. 6/55
  4. 1/6
  5. 1
  6. 1/3
  7. 3/5
  8. 1/3
  9. 2/5
  10. 1
  11. 3
  12. 15/22
  13. 1/3
  14. 3/20
  15. 3/10
  16. 11/25
  17. 11/8
  18. 1/5
  19. 1
  20. 1/9
  21. 5/22
  22. 2/5
  23. 2
  24. 2
  25. 3/14
  26. 3
  27. 3/14
  28. 3/22
  29. 1/4
  30. 2/3
  31. 5/42
  32. 7/2
  33. 1/4
  34. 7/18
  35. 1/20
  36. 5/18
  37. 1/2
  38. 2/11
  39. 6
  40. 3/11

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