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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 572 · 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 × 4/7 =
  2. 2.4/7 × 5/8 =
  3. 3.2/3 ÷ 2/3 =
  4. 4.3/4 × 1/6 =
  5. 5.1/5 × 5/9 =
  6. 6.1/3 × 3/11 =
  7. 7.2/5 × 7/10 =
  8. 8.3/4 × 1/3 =
  9. 9.2/3 × 3/5 =
  10. 10.2/3 × 3/8 =
  11. 11.3/4 ÷ 3/4 =
  12. 12.1/3 × 3/8 =
  13. 13.1/2 ÷ 1/2 =
  14. 14.2/5 × 1/2 =
  15. 15.2/3 × 3/5 =
  16. 16.1/2 × 2/3 =
  17. 17.2/5 × 1/2 =
  18. 18.2/5 ÷ 4/5 =
  19. 19.1/6 × 2/11 =
  20. 20.2/7 × 1/2 =
  21. 21.1/3 × 6/11 =
  22. 22.1/2 ÷ 7/8 =
  23. 23.3/5 × 2/9 =
  24. 24.2/5 ÷ 2/3 =
  25. 25.2/3 × 1/4 =
  26. 26.1/2 × 2/11 =
  27. 27.4/5 × 1/2 =
  28. 28.2/3 ÷ 2/3 =
  29. 29.1/8 ÷ 1/2 =
  30. 30.8/9 × 1/2 =
  31. 31.5/12 ÷ 2/3 =
  32. 32.2/3 ÷ 4/7 =
  33. 33.6/7 × 2/3 =
  34. 34.1/4 × 2/3 =
  35. 35.4/5 × 1/4 =
  36. 36.5/12 × 1/5 =
  37. 37.1/6 ÷ 1/2 =
  38. 38.3/4 ÷ 3/7 =
  39. 39.1/6 ÷ 2/3 =
  40. 40.7/8 × 6/7 =

Answer key

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

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