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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 682 · 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. 1.9/11 × 1/3 =
  2. 2.3/8 ÷ 1/6 =
  3. 3.1/3 ÷ 1/3 =
  4. 4.2/5 × 7/8 =
  5. 5.1/2 ÷ 1/2 =
  6. 6.9/10 ÷ 1/4 =
  7. 7.1/4 ÷ 1/2 =
  8. 8.3/8 ÷ 3/4 =
  9. 9.1/3 ÷ 1/6 =
  10. 10.2/3 × 1/2 =
  11. 11.1/8 ÷ 3/8 =
  12. 12.2/11 × 1/4 =
  13. 13.1/4 × 2/9 =
  14. 14.4/5 ÷ 2/3 =
  15. 15.1/10 ÷ 5/8 =
  16. 16.2/3 × 3/4 =
  17. 17.4/5 ÷ 4/7 =
  18. 18.1/2 × 2/3 =
  19. 19.1/8 ÷ 3/4 =
  20. 20.2/3 ÷ 1/3 =
  21. 21.1/5 ÷ 2/5 =
  22. 22.1/2 × 4/11 =
  23. 23.1/2 × 6/7 =
  24. 24.1/2 ÷ 1/8 =
  25. 25.2/3 × 1/2 =
  26. 26.6/11 × 3/4 =
  27. 27.4/5 ÷ 2/5 =
  28. 28.1/2 ÷ 3/4 =
  29. 29.4/5 ÷ 2/3 =
  30. 30.6/7 ÷ 6/11 =
  31. 31.1/6 × 3/5 =
  32. 32.11/12 ÷ 2/9 =
  33. 33.1/8 ÷ 1/6 =
  34. 34.3/4 ÷ 7/8 =
  35. 35.1/2 ÷ 1/2 =
  36. 36.1/2 × 2/5 =
  37. 37.5/7 × 3/5 =
  38. 38.5/9 ÷ 1/3 =
  39. 39.1/6 × 4/5 =
  40. 40.6/7 ÷ 2/3 =

Answer key

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

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