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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 84 · 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. 1.1/3 × 3/4 =
  2. 2.2/5 × 1/10 =
  3. 3.5/6 ÷ 5/6 =
  4. 4.2/3 × 9/10 =
  5. 5.10/11 × 3/10 =
  6. 6.3/4 ÷ 1/2 =
  7. 7.2/3 × 1/2 =
  8. 8.11/12 ÷ 1/4 =
  9. 9.2/3 ÷ 10/11 =
  10. 10.2/3 × 7/12 =
  11. 11.7/9 ÷ 1/12 =
  12. 12.7/8 ÷ 1/2 =
  13. 13.2/3 ÷ 4/11 =
  14. 14.3/8 ÷ 11/12 =
  15. 15.3/5 × 2/3 =
  16. 16.1/3 ÷ 1/3 =
  17. 17.2/5 × 1/4 =
  18. 18.3/4 ÷ 7/8 =
  19. 19.2/3 × 1/6 =
  20. 20.3/5 ÷ 1/10 =
  21. 21.2/3 ÷ 2/5 =
  22. 22.5/7 × 7/11 =
  23. 23.1/2 × 2/3 =
  24. 24.1/6 × 3/7 =
  25. 25.9/10 ÷ 1/2 =
  26. 26.3/4 ÷ 3/10 =
  27. 27.2/5 ÷ 2/5 =
  28. 28.7/10 × 2/3 =
  29. 29.4/5 × 1/2 =
  30. 30.5/6 × 2/3 =
  31. 31.7/10 × 2/5 =
  32. 32.3/8 ÷ 1/6 =
  33. 33.1/2 × 4/5 =
  34. 34.6/11 × 5/12 =
  35. 35.2/9 × 5/6 =
  36. 36.3/4 × 1/3 =
  37. 37.2/3 ÷ 2/5 =
  38. 38.7/9 × 3/5 =
  39. 39.3/5 ÷ 6/7 =
  40. 40.1/11 ÷ 1/11 =

Answer key

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

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