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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 454 · 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. 1.2/3 × 1/2 =
  2. 2.1/2 ÷ 3/8 =
  3. 3.2/3 × 3/5 =
  4. 4.3/5 × 2/3 =
  5. 5.5/9 × 6/7 =
  6. 6.3/5 × 2/3 =
  7. 7.5/7 × 3/10 =
  8. 8.2/11 ÷ 2/3 =
  9. 9.4/5 ÷ 2/3 =
  10. 10.2/3 × 1/2 =
  11. 11.3/8 × 2/3 =
  12. 12.6/7 × 5/6 =
  13. 13.1/3 × 3/4 =
  14. 14.11/12 × 3/5 =
  15. 15.7/8 ÷ 1/2 =
  16. 16.7/12 ÷ 1/3 =
  17. 17.3/4 × 6/7 =
  18. 18.1/6 ÷ 2/3 =
  19. 19.2/3 ÷ 2/5 =
  20. 20.4/7 ÷ 2/5 =
  21. 21.4/5 × 11/12 =
  22. 22.4/7 × 3/4 =
  23. 23.1/6 ÷ 5/12 =
  24. 24.1/2 × 2/3 =
  25. 25.1/5 ÷ 3/10 =
  26. 26.1/3 × 6/7 =
  27. 27.3/5 ÷ 3/4 =
  28. 28.2/3 × 9/10 =
  29. 29.2/7 × 5/6 =
  30. 30.7/10 ÷ 1/2 =
  31. 31.1/3 × 3/4 =
  32. 32.3/10 ÷ 7/8 =
  33. 33.3/4 × 2/3 =
  34. 34.1/2 × 2/3 =
  35. 35.3/4 × 1/3 =
  36. 36.5/8 ÷ 1/2 =
  37. 37.1/10 × 2/5 =
  38. 38.3/5 × 2/3 =
  39. 39.9/11 × 1/3 =
  40. 40.8/9 × 1/2 =

Answer key

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

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