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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 429 · 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. 1.7/8 × 2/9 =
  2. 2.3/5 × 7/9 =
  3. 3.4/9 ÷ 2/5 =
  4. 4.2/3 ÷ 2/3 =
  5. 5.3/4 ÷ 1/2 =
  6. 6.1/2 ÷ 3/8 =
  7. 7.1/2 × 2/5 =
  8. 8.1/2 × 2/3 =
  9. 9.2/3 × 1/2 =
  10. 10.2/3 ÷ 1/6 =
  11. 11.2/3 × 3/4 =
  12. 12.5/6 ÷ 1/4 =
  13. 13.1/10 × 2/11 =
  14. 14.1/2 × 4/5 =
  15. 15.4/5 × 1/2 =
  16. 16.5/6 ÷ 2/3 =
  17. 17.4/5 × 1/2 =
  18. 18.1/2 ÷ 1/2 =
  19. 19.6/7 ÷ 6/7 =
  20. 20.2/11 × 3/8 =
  21. 21.2/5 × 1/2 =
  22. 22.1/2 × 4/5 =
  23. 23.2/3 × 1/2 =
  24. 24.1/2 ÷ 1/12 =
  25. 25.4/9 × 1/2 =
  26. 26.1/2 ÷ 1/4 =
  27. 27.1/8 ÷ 1/2 =
  28. 28.1/2 ÷ 5/6 =
  29. 29.11/12 × 2/7 =
  30. 30.3/8 × 4/9 =
  31. 31.1/6 ÷ 3/8 =
  32. 32.2/3 ÷ 1/3 =
  33. 33.2/3 × 1/8 =
  34. 34.2/5 × 5/6 =
  35. 35.1/2 × 2/7 =
  36. 36.1/3 ÷ 2/3 =
  37. 37.3/10 × 1/9 =
  38. 38.3/7 × 2/3 =
  39. 39.2/3 ÷ 1/3 =
  40. 40.2/5 ÷ 2/3 =

Answer key

  1. 7/36
  2. 7/15
  3. 10/9
  4. 1
  5. 3/2
  6. 4/3
  7. 1/5
  8. 1/3
  9. 1/3
  10. 4
  11. 1/2
  12. 10/3
  13. 1/55
  14. 2/5
  15. 2/5
  16. 5/4
  17. 2/5
  18. 1
  19. 1
  20. 3/44
  21. 1/5
  22. 2/5
  23. 1/3
  24. 6
  25. 2/9
  26. 2
  27. 1/4
  28. 3/5
  29. 11/42
  30. 1/6
  31. 4/9
  32. 2
  33. 1/12
  34. 1/3
  35. 1/7
  36. 1/2
  37. 1/30
  38. 2/7
  39. 2
  40. 3/5

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