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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 370 · 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. 1.4/9 × 1/4 =
  2. 2.5/7 × 7/11 =
  3. 3.1/3 ÷ 1/3 =
  4. 4.1/6 × 4/5 =
  5. 5.3/11 × 2/3 =
  6. 6.1/6 × 6/7 =
  7. 7.3/10 × 7/12 =
  8. 8.5/12 × 3/11 =
  9. 9.1/4 × 2/5 =
  10. 10.3/5 ÷ 3/4 =
  11. 11.1/2 ÷ 3/4 =
  12. 12.1/4 ÷ 7/8 =
  13. 13.2/3 ÷ 5/9 =
  14. 14.5/12 × 8/9 =
  15. 15.3/8 × 8/11 =
  16. 16.3/4 × 2/3 =
  17. 17.2/3 ÷ 2/3 =
  18. 18.1/5 × 5/11 =
  19. 19.4/9 ÷ 2/7 =
  20. 20.4/5 × 1/2 =
  21. 21.3/4 ÷ 1/8 =
  22. 22.3/11 × 2/3 =
  23. 23.7/10 ÷ 1/5 =
  24. 24.1/2 × 6/11 =
  25. 25.2/3 × 1/4 =
  26. 26.9/10 × 5/7 =
  27. 27.1/2 ÷ 1/2 =
  28. 28.1/3 ÷ 2/3 =
  29. 29.4/5 ÷ 1/5 =
  30. 30.1/2 ÷ 3/4 =
  31. 31.1/2 × 2/9 =
  32. 32.5/9 ÷ 1/12 =
  33. 33.2/3 ÷ 5/6 =
  34. 34.3/4 ÷ 1/2 =
  35. 35.2/5 ÷ 4/7 =
  36. 36.6/11 × 1/6 =
  37. 37.1/2 × 2/3 =
  38. 38.2/5 × 1/2 =
  39. 39.3/4 × 2/3 =
  40. 40.3/4 × 1/3 =

Answer key

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

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