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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 140 · 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. 1.5/6 ÷ 1/6 =
  2. 2.9/10 ÷ 1/12 =
  3. 3.2/3 ÷ 2/3 =
  4. 4.4/11 ÷ 2/5 =
  5. 5.3/4 × 2/3 =
  6. 6.2/7 × 1/8 =
  7. 7.1/6 × 9/11 =
  8. 8.1/4 ÷ 1/4 =
  9. 9.3/5 ÷ 4/5 =
  10. 10.7/8 ÷ 7/8 =
  11. 11.2/7 × 1/4 =
  12. 12.3/10 ÷ 1/2 =
  13. 13.1/2 × 8/11 =
  14. 14.7/10 × 8/9 =
  15. 15.1/2 ÷ 3/4 =
  16. 16.2/3 × 1/4 =
  17. 17.2/3 ÷ 2/3 =
  18. 18.2/7 × 3/4 =
  19. 19.1/3 ÷ 1/6 =
  20. 20.2/5 × 3/10 =
  21. 21.2/3 ÷ 4/5 =
  22. 22.1/3 ÷ 1/3 =
  23. 23.1/4 × 2/3 =
  24. 24.10/11 × 3/4 =
  25. 25.1/3 × 3/11 =
  26. 26.4/5 ÷ 4/5 =
  27. 27.2/3 × 5/6 =
  28. 28.6/7 × 2/3 =
  29. 29.10/11 × 5/6 =
  30. 30.2/7 ÷ 2/3 =
  31. 31.1/2 × 2/3 =
  32. 32.3/5 ÷ 4/5 =
  33. 33.2/3 × 3/5 =
  34. 34.4/9 × 1/4 =
  35. 35.2/5 × 1/2 =
  36. 36.1/2 ÷ 1/2 =
  37. 37.2/3 ÷ 2/3 =
  38. 38.1/3 ÷ 2/3 =
  39. 39.6/11 × 3/4 =
  40. 40.2/3 × 6/7 =

Answer key

  1. 5
  2. 54/5
  3. 1
  4. 10/11
  5. 1/2
  6. 1/28
  7. 3/22
  8. 1
  9. 3/4
  10. 1
  11. 1/14
  12. 3/5
  13. 4/11
  14. 28/45
  15. 2/3
  16. 1/6
  17. 1
  18. 3/14
  19. 2
  20. 3/25
  21. 5/6
  22. 1
  23. 1/6
  24. 15/22
  25. 1/11
  26. 1
  27. 5/9
  28. 4/7
  29. 25/33
  30. 3/7
  31. 1/3
  32. 3/4
  33. 2/5
  34. 1/9
  35. 1/5
  36. 1
  37. 1
  38. 1/2
  39. 9/22
  40. 4/7

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