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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 149 · 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 × 2/11 =
  2. 2.1/11 ÷ 10/11 =
  3. 3.5/9 × 3/5 =
  4. 4.5/9 × 6/7 =
  5. 5.6/11 ÷ 2/9 =
  6. 6.7/10 × 2/3 =
  7. 7.1/9 ÷ 2/3 =
  8. 8.1/2 ÷ 1/6 =
  9. 9.5/8 ÷ 9/10 =
  10. 10.2/5 × 9/10 =
  11. 11.1/6 ÷ 2/3 =
  12. 12.3/4 × 1/3 =
  13. 13.4/9 ÷ 2/3 =
  14. 14.2/9 ÷ 2/3 =
  15. 15.7/8 × 2/3 =
  16. 16.2/3 × 1/2 =
  17. 17.1/2 × 2/3 =
  18. 18.7/8 ÷ 1/2 =
  19. 19.6/7 × 1/4 =
  20. 20.2/5 × 7/10 =
  21. 21.1/6 × 3/4 =
  22. 22.3/4 × 1/6 =
  23. 23.3/8 × 1/3 =
  24. 24.4/5 × 5/6 =
  25. 25.5/12 × 2/11 =
  26. 26.1/2 × 2/5 =
  27. 27.4/9 × 7/12 =
  28. 28.7/10 ÷ 1/2 =
  29. 29.4/7 × 1/2 =
  30. 30.1/2 ÷ 1/10 =
  31. 31.6/7 × 1/3 =
  32. 32.2/3 × 1/6 =
  33. 33.1/2 ÷ 1/2 =
  34. 34.1/2 × 4/5 =
  35. 35.5/6 ÷ 5/9 =
  36. 36.1/4 × 2/5 =
  37. 37.1/6 × 3/8 =
  38. 38.3/10 ÷ 3/4 =
  39. 39.2/3 × 1/12 =
  40. 40.3/4 ÷ 1/2 =

Answer key

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

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