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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 432 · 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. 1.2/3 × 3/10 =
  2. 2.6/7 × 2/3 =
  3. 3.4/5 × 1/6 =
  4. 4.2/3 × 3/11 =
  5. 5.2/5 × 1/2 =
  6. 6.2/3 × 1/6 =
  7. 7.7/9 ÷ 7/11 =
  8. 8.2/7 ÷ 8/11 =
  9. 9.1/6 ÷ 2/9 =
  10. 10.1/2 ÷ 3/8 =
  11. 11.2/3 × 3/10 =
  12. 12.2/11 × 1/4 =
  13. 13.2/11 ÷ 2/3 =
  14. 14.1/4 ÷ 1/4 =
  15. 15.6/7 × 2/3 =
  16. 16.2/3 × 1/2 =
  17. 17.5/9 ÷ 2/3 =
  18. 18.1/2 ÷ 1/2 =
  19. 19.6/11 ÷ 4/5 =
  20. 20.1/2 × 2/3 =
  21. 21.3/5 ÷ 1/10 =
  22. 22.2/3 × 3/5 =
  23. 23.4/7 ÷ 6/11 =
  24. 24.1/8 ÷ 1/4 =
  25. 25.3/11 × 4/9 =
  26. 26.1/6 ÷ 1/2 =
  27. 27.2/7 × 1/2 =
  28. 28.3/4 ÷ 1/10 =
  29. 29.4/5 ÷ 4/7 =
  30. 30.2/3 ÷ 2/5 =
  31. 31.2/3 × 1/2 =
  32. 32.1/2 × 2/5 =
  33. 33.3/4 × 2/11 =
  34. 34.1/11 ÷ 3/11 =
  35. 35.2/3 × 6/7 =
  36. 36.4/5 × 3/8 =
  37. 37.1/4 × 2/7 =
  38. 38.2/3 × 1/10 =
  39. 39.2/3 ÷ 1/3 =
  40. 40.3/11 × 5/9 =

Answer key

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

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