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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 146 · 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 × 2/3 =
  2. 2.3/10 × 1/3 =
  3. 3.1/12 ÷ 2/3 =
  4. 4.7/8 × 4/5 =
  5. 5.3/4 × 7/12 =
  6. 6.1/3 × 3/4 =
  7. 7.3/7 × 5/9 =
  8. 8.4/9 ÷ 6/7 =
  9. 9.1/3 ÷ 5/9 =
  10. 10.1/10 ÷ 1/5 =
  11. 11.5/6 ÷ 1/2 =
  12. 12.2/11 × 1/6 =
  13. 13.3/7 × 1/3 =
  14. 14.1/2 ÷ 1/4 =
  15. 15.1/10 ÷ 3/4 =
  16. 16.1/2 ÷ 1/4 =
  17. 17.1/2 ÷ 1/2 =
  18. 18.4/7 ÷ 2/3 =
  19. 19.1/8 ÷ 1/4 =
  20. 20.1/6 ÷ 1/12 =
  21. 21.4/7 × 11/12 =
  22. 22.4/5 ÷ 2/7 =
  23. 23.3/4 × 2/5 =
  24. 24.2/3 × 6/7 =
  25. 25.2/5 × 1/4 =
  26. 26.5/6 × 3/5 =
  27. 27.8/9 ÷ 6/7 =
  28. 28.3/11 ÷ 3/4 =
  29. 29.1/8 × 6/7 =
  30. 30.1/6 ÷ 2/3 =
  31. 31.2/3 × 1/4 =
  32. 32.1/3 ÷ 2/3 =
  33. 33.5/9 ÷ 2/3 =
  34. 34.1/3 × 3/5 =
  35. 35.2/3 × 1/2 =
  36. 36.2/5 ÷ 2/3 =
  37. 37.1/2 × 2/9 =
  38. 38.1/2 × 10/11 =
  39. 39.1/9 ÷ 1/3 =
  40. 40.2/3 × 1/2 =

Answer key

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

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