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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 170 · 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. 1.1/6 ÷ 7/10 =
  2. 2.1/2 ÷ 1/6 =
  3. 3.4/9 × 1/2 =
  4. 4.7/9 × 2/7 =
  5. 5.3/10 ÷ 1/2 =
  6. 6.1/4 ÷ 1/2 =
  7. 7.1/2 ÷ 3/8 =
  8. 8.1/2 × 4/7 =
  9. 9.3/8 ÷ 3/10 =
  10. 10.1/4 × 2/3 =
  11. 11.1/3 × 6/7 =
  12. 12.3/11 × 2/9 =
  13. 13.2/9 × 1/2 =
  14. 14.1/2 × 8/11 =
  15. 15.3/8 × 6/7 =
  16. 16.1/2 × 2/3 =
  17. 17.6/11 × 1/4 =
  18. 18.2/3 × 1/2 =
  19. 19.5/7 ÷ 6/7 =
  20. 20.1/4 × 2/3 =
  21. 21.2/5 ÷ 3/5 =
  22. 22.2/3 × 7/12 =
  23. 23.2/3 × 3/8 =
  24. 24.2/5 × 1/2 =
  25. 25.2/5 × 1/2 =
  26. 26.2/9 ÷ 2/3 =
  27. 27.4/9 × 1/4 =
  28. 28.3/4 ÷ 3/4 =
  29. 29.1/5 × 5/11 =
  30. 30.1/2 × 2/5 =
  31. 31.4/5 ÷ 2/5 =
  32. 32.8/9 × 5/8 =
  33. 33.4/9 × 1/8 =
  34. 34.5/6 ÷ 2/9 =
  35. 35.8/11 × 3/8 =
  36. 36.4/7 × 1/2 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.2/3 × 1/4 =
  39. 39.2/7 ÷ 8/11 =
  40. 40.3/5 × 5/6 =

Answer key

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

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