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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 412 · 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. 1.1/2 ÷ 1/10 =
  2. 2.1/6 ÷ 1/2 =
  3. 3.1/2 × 2/5 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.1/2 ÷ 1/2 =
  6. 6.10/11 × 1/12 =
  7. 7.6/7 × 1/2 =
  8. 8.2/5 ÷ 2/5 =
  9. 9.5/6 ÷ 2/3 =
  10. 10.2/3 × 1/8 =
  11. 11.10/11 × 1/4 =
  12. 12.1/4 × 2/3 =
  13. 13.5/6 ÷ 1/3 =
  14. 14.2/3 × 3/10 =
  15. 15.2/11 × 5/8 =
  16. 16.1/4 × 10/11 =
  17. 17.4/5 × 1/2 =
  18. 18.10/11 ÷ 4/9 =
  19. 19.2/3 × 6/7 =
  20. 20.1/2 × 2/11 =
  21. 21.1/2 × 2/7 =
  22. 22.5/6 × 4/5 =
  23. 23.1/2 × 6/11 =
  24. 24.6/7 ÷ 3/4 =
  25. 25.8/11 × 5/12 =
  26. 26.2/7 ÷ 2/7 =
  27. 27.3/4 × 4/9 =
  28. 28.1/12 ÷ 11/12 =
  29. 29.1/3 × 3/4 =
  30. 30.2/3 × 1/2 =
  31. 31.1/5 ÷ 4/5 =
  32. 32.2/7 × 1/2 =
  33. 33.6/11 ÷ 3/7 =
  34. 34.7/11 × 4/7 =
  35. 35.5/8 × 2/3 =
  36. 36.2/3 × 1/4 =
  37. 37.1/2 ÷ 5/6 =
  38. 38.2/3 × 1/2 =
  39. 39.5/7 ÷ 1/7 =
  40. 40.4/9 × 1/4 =

Answer key

  1. 5
  2. 1/3
  3. 1/5
  4. 1
  5. 1
  6. 5/66
  7. 3/7
  8. 1
  9. 5/4
  10. 1/12
  11. 5/22
  12. 1/6
  13. 5/2
  14. 1/5
  15. 5/44
  16. 5/22
  17. 2/5
  18. 45/22
  19. 4/7
  20. 1/11
  21. 1/7
  22. 2/3
  23. 3/11
  24. 8/7
  25. 10/33
  26. 1
  27. 1/3
  28. 1/11
  29. 1/4
  30. 1/3
  31. 1/4
  32. 1/7
  33. 14/11
  34. 4/11
  35. 5/12
  36. 1/6
  37. 3/5
  38. 1/3
  39. 5
  40. 1/9

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