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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 160 · 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. 1.1/2 ÷ 3/8 =
  2. 2.8/9 ÷ 6/7 =
  3. 3.1/6 ÷ 1/2 =
  4. 4.1/4 ÷ 1/4 =
  5. 5.2/5 ÷ 2/3 =
  6. 6.1/3 × 3/4 =
  7. 7.3/5 × 5/8 =
  8. 8.1/5 × 5/12 =
  9. 9.1/4 × 2/3 =
  10. 10.1/2 ÷ 1/2 =
  11. 11.1/2 ÷ 1/2 =
  12. 12.3/5 × 5/7 =
  13. 13.2/3 ÷ 5/6 =
  14. 14.4/5 × 3/4 =
  15. 15.5/12 × 6/7 =
  16. 16.1/10 × 8/9 =
  17. 17.2/3 ÷ 1/3 =
  18. 18.2/7 × 1/6 =
  19. 19.7/10 × 2/5 =
  20. 20.5/6 × 9/11 =
  21. 21.1/3 × 3/11 =
  22. 22.1/4 ÷ 1/2 =
  23. 23.3/10 ÷ 1/2 =
  24. 24.3/4 ÷ 1/2 =
  25. 25.1/2 ÷ 3/4 =
  26. 26.2/3 × 5/8 =
  27. 27.1/4 ÷ 1/2 =
  28. 28.2/3 × 3/4 =
  29. 29.1/3 ÷ 2/3 =
  30. 30.3/4 × 2/3 =
  31. 31.3/10 ÷ 1/2 =
  32. 32.1/2 × 4/11 =
  33. 33.6/11 × 1/4 =
  34. 34.10/11 × 7/10 =
  35. 35.2/5 × 1/2 =
  36. 36.4/7 × 3/8 =
  37. 37.3/11 × 1/3 =
  38. 38.2/7 × 7/8 =
  39. 39.3/4 ÷ 1/6 =
  40. 40.2/5 × 1/2 =

Answer key

  1. 4/3
  2. 28/27
  3. 1/3
  4. 1
  5. 3/5
  6. 1/4
  7. 3/8
  8. 1/12
  9. 1/6
  10. 1
  11. 1
  12. 3/7
  13. 4/5
  14. 3/5
  15. 5/14
  16. 4/45
  17. 2
  18. 1/21
  19. 7/25
  20. 15/22
  21. 1/11
  22. 1/2
  23. 3/5
  24. 3/2
  25. 2/3
  26. 5/12
  27. 1/2
  28. 1/2
  29. 1/2
  30. 1/2
  31. 3/5
  32. 2/11
  33. 3/22
  34. 7/11
  35. 1/5
  36. 3/14
  37. 1/11
  38. 1/4
  39. 9/2
  40. 1/5

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