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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 622 · 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. 1.3/4 × 1/6 =
  2. 2.1/4 ÷ 1/4 =
  3. 3.2/7 ÷ 5/7 =
  4. 4.2/9 × 1/4 =
  5. 5.2/5 ÷ 8/11 =
  6. 6.2/5 × 1/2 =
  7. 7.3/7 × 5/12 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.2/7 ÷ 2/3 =
  10. 10.7/8 × 2/5 =
  11. 11.3/5 × 4/9 =
  12. 12.4/5 × 1/2 =
  13. 13.1/2 × 4/5 =
  14. 14.3/4 × 1/6 =
  15. 15.2/5 ÷ 3/5 =
  16. 16.3/10 ÷ 1/8 =
  17. 17.8/9 × 1/6 =
  18. 18.1/4 ÷ 1/4 =
  19. 19.3/4 × 1/3 =
  20. 20.2/3 × 1/2 =
  21. 21.7/8 × 8/11 =
  22. 22.6/11 × 1/3 =
  23. 23.1/2 ÷ 5/6 =
  24. 24.7/8 ÷ 1/2 =
  25. 25.3/4 × 2/11 =
  26. 26.4/7 × 1/4 =
  27. 27.2/3 ÷ 4/5 =
  28. 28.2/3 × 1/2 =
  29. 29.3/8 ÷ 1/2 =
  30. 30.1/3 × 3/5 =
  31. 31.3/4 × 5/9 =
  32. 32.3/5 ÷ 7/10 =
  33. 33.1/2 × 4/7 =
  34. 34.2/3 ÷ 4/5 =
  35. 35.2/7 × 1/2 =
  36. 36.2/3 ÷ 2/3 =
  37. 37.2/3 × 3/5 =
  38. 38.7/10 ÷ 4/5 =
  39. 39.5/9 × 3/4 =
  40. 40.11/12 × 3/7 =

Answer key

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

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