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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 135 · 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. 1.3/7 × 2/3 =
  2. 2.4/5 × 1/2 =
  3. 3.1/2 ÷ 1/2 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.3/4 ÷ 1/6 =
  6. 6.1/4 × 4/11 =
  7. 7.2/11 ÷ 2/5 =
  8. 8.3/5 ÷ 3/4 =
  9. 9.1/2 × 4/5 =
  10. 10.6/11 ÷ 3/7 =
  11. 11.1/12 ÷ 2/9 =
  12. 12.5/11 × 11/12 =
  13. 13.3/7 ÷ 3/5 =
  14. 14.7/10 ÷ 1/2 =
  15. 15.2/3 ÷ 8/9 =
  16. 16.7/10 ÷ 1/2 =
  17. 17.9/11 × 1/3 =
  18. 18.2/3 ÷ 1/3 =
  19. 19.1/12 ÷ 1/3 =
  20. 20.2/3 × 1/2 =
  21. 21.9/10 × 1/3 =
  22. 22.6/7 × 1/2 =
  23. 23.1/2 × 10/11 =
  24. 24.2/3 ÷ 2/9 =
  25. 25.9/10 × 1/3 =
  26. 26.2/5 × 1/2 =
  27. 27.3/4 × 2/11 =
  28. 28.1/4 ÷ 3/4 =
  29. 29.1/4 ÷ 1/2 =
  30. 30.6/7 × 1/2 =
  31. 31.1/2 × 4/5 =
  32. 32.4/11 ÷ 4/11 =
  33. 33.4/5 ÷ 2/3 =
  34. 34.5/6 ÷ 10/11 =
  35. 35.3/5 × 5/11 =
  36. 36.2/3 × 1/10 =
  37. 37.1/2 × 2/3 =
  38. 38.1/2 × 10/11 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.1/3 ÷ 1/3 =

Answer key

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

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