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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 206 · 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. 1.7/10 ÷ 1/2 =
  2. 2.2/3 × 1/2 =
  3. 3.4/9 × 3/4 =
  4. 4.2/3 ÷ 2/11 =
  5. 5.1/6 ÷ 1/2 =
  6. 6.1/4 ÷ 1/2 =
  7. 7.1/4 ÷ 5/8 =
  8. 8.1/3 ÷ 5/9 =
  9. 9.1/4 × 2/5 =
  10. 10.1/5 ÷ 2/5 =
  11. 11.1/2 ÷ 3/4 =
  12. 12.5/8 ÷ 1/6 =
  13. 13.1/3 × 3/5 =
  14. 14.1/8 ÷ 1/2 =
  15. 15.2/9 × 1/2 =
  16. 16.4/9 × 7/10 =
  17. 17.1/5 ÷ 2/5 =
  18. 18.8/9 × 1/2 =
  19. 19.3/7 ÷ 3/4 =
  20. 20.6/11 × 1/6 =
  21. 21.1/2 ÷ 1/2 =
  22. 22.1/2 × 10/11 =
  23. 23.1/12 × 10/11 =
  24. 24.7/9 ÷ 5/6 =
  25. 25.5/8 × 4/5 =
  26. 26.2/3 × 1/2 =
  27. 27.1/12 ÷ 1/2 =
  28. 28.7/9 × 3/5 =
  29. 29.4/11 ÷ 2/3 =
  30. 30.4/5 × 1/2 =
  31. 31.1/2 ÷ 1/2 =
  32. 32.5/8 ÷ 1/2 =
  33. 33.4/5 × 3/4 =
  34. 34.1/2 × 2/7 =
  35. 35.2/3 ÷ 6/7 =
  36. 36.1/8 × 2/11 =
  37. 37.3/4 × 10/11 =
  38. 38.1/3 × 3/7 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.8/9 × 9/11 =

Answer key

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

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