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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 75 · 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 × 3/5 =
  2. 2.1/3 ÷ 4/9 =
  3. 3.1/2 ÷ 1/2 =
  4. 4.1/5 ÷ 4/5 =
  5. 5.3/4 ÷ 5/12 =
  6. 6.1/2 ÷ 1/8 =
  7. 7.3/5 ÷ 2/5 =
  8. 8.1/3 ÷ 1/3 =
  9. 9.5/6 ÷ 1/2 =
  10. 10.2/3 × 1/2 =
  11. 11.4/5 × 5/9 =
  12. 12.3/4 × 2/3 =
  13. 13.1/3 ÷ 2/3 =
  14. 14.2/9 ÷ 4/7 =
  15. 15.1/2 ÷ 1/8 =
  16. 16.1/3 ÷ 1/3 =
  17. 17.1/2 × 4/5 =
  18. 18.2/5 × 1/10 =
  19. 19.11/12 ÷ 1/3 =
  20. 20.1/2 × 2/9 =
  21. 21.2/5 ÷ 2/3 =
  22. 22.2/3 ÷ 2/3 =
  23. 23.2/5 × 1/2 =
  24. 24.1/2 × 2/3 =
  25. 25.2/5 ÷ 2/3 =
  26. 26.1/2 ÷ 1/2 =
  27. 27.11/12 ÷ 2/9 =
  28. 28.4/7 ÷ 2/5 =
  29. 29.2/5 × 5/7 =
  30. 30.3/5 × 1/9 =
  31. 31.3/4 ÷ 3/4 =
  32. 32.2/3 × 3/7 =
  33. 33.7/8 × 5/7 =
  34. 34.3/10 ÷ 1/2 =
  35. 35.4/5 × 10/11 =
  36. 36.1/10 ÷ 1/4 =
  37. 37.4/9 × 5/6 =
  38. 38.7/9 × 2/7 =
  39. 39.3/4 × 2/5 =
  40. 40.1/2 ÷ 1/10 =

Answer key

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

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