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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 189 · 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. 1.2/5 × 1/4 =
  2. 2.2/3 × 1/8 =
  3. 3.3/5 × 2/3 =
  4. 4.7/10 ÷ 7/9 =
  5. 5.1/8 ÷ 1/2 =
  6. 6.1/5 × 5/8 =
  7. 7.1/3 × 6/7 =
  8. 8.2/3 × 1/2 =
  9. 9.3/4 × 1/3 =
  10. 10.1/9 × 3/4 =
  11. 11.9/11 × 1/12 =
  12. 12.2/9 × 5/6 =
  13. 13.5/12 × 2/3 =
  14. 14.3/4 × 2/3 =
  15. 15.1/6 ÷ 1/9 =
  16. 16.6/7 × 1/2 =
  17. 17.3/8 ÷ 1/4 =
  18. 18.2/3 ÷ 1/3 =
  19. 19.1/4 ÷ 7/8 =
  20. 20.1/2 ÷ 1/2 =
  21. 21.1/4 ÷ 3/8 =
  22. 22.7/9 × 3/11 =
  23. 23.1/4 ÷ 7/10 =
  24. 24.3/11 × 11/12 =
  25. 25.1/9 × 3/4 =
  26. 26.1/2 × 2/5 =
  27. 27.3/10 × 2/5 =
  28. 28.7/8 ÷ 3/4 =
  29. 29.1/2 × 2/3 =
  30. 30.1/2 ÷ 1/2 =
  31. 31.2/3 × 1/2 =
  32. 32.1/2 ÷ 1/2 =
  33. 33.2/3 × 1/10 =
  34. 34.1/4 ÷ 5/6 =
  35. 35.2/3 ÷ 1/6 =
  36. 36.1/6 × 3/4 =
  37. 37.1/4 ÷ 3/4 =
  38. 38.10/11 × 5/6 =
  39. 39.2/5 × 3/4 =
  40. 40.5/6 ÷ 10/11 =

Answer key

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

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