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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 465 · 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. 1.7/12 ÷ 1/4 =
  2. 2.3/4 ÷ 5/12 =
  3. 3.4/5 × 1/2 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.5/6 × 4/9 =
  6. 6.7/9 ÷ 7/9 =
  7. 7.3/8 ÷ 1/8 =
  8. 8.10/11 ÷ 2/3 =
  9. 9.2/3 × 6/7 =
  10. 10.3/4 × 1/6 =
  11. 11.1/2 ÷ 1/4 =
  12. 12.1/6 × 4/7 =
  13. 13.1/2 ÷ 1/2 =
  14. 14.1/6 ÷ 3/4 =
  15. 15.1/5 ÷ 3/10 =
  16. 16.8/11 × 1/10 =
  17. 17.5/9 × 3/4 =
  18. 18.9/11 × 2/3 =
  19. 19.2/9 ÷ 1/9 =
  20. 20.5/6 × 4/5 =
  21. 21.1/4 ÷ 3/4 =
  22. 22.1/6 ÷ 2/3 =
  23. 23.1/2 × 2/9 =
  24. 24.3/8 × 2/3 =
  25. 25.3/5 × 2/3 =
  26. 26.7/12 ÷ 1/12 =
  27. 27.7/12 ÷ 1/4 =
  28. 28.4/9 ÷ 4/5 =
  29. 29.4/5 × 1/4 =
  30. 30.2/5 ÷ 2/3 =
  31. 31.2/11 × 1/12 =
  32. 32.6/7 × 2/3 =
  33. 33.7/9 × 6/7 =
  34. 34.1/3 × 3/4 =
  35. 35.4/9 × 3/5 =
  36. 36.1/8 × 4/5 =
  37. 37.1/10 ÷ 3/4 =
  38. 38.6/11 × 1/2 =
  39. 39.2/3 × 5/8 =
  40. 40.3/7 × 1/9 =

Answer key

  1. 7/3
  2. 9/5
  3. 2/5
  4. 1
  5. 10/27
  6. 1
  7. 3
  8. 15/11
  9. 4/7
  10. 1/8
  11. 2
  12. 2/21
  13. 1
  14. 2/9
  15. 2/3
  16. 4/55
  17. 5/12
  18. 6/11
  19. 2
  20. 2/3
  21. 1/3
  22. 1/4
  23. 1/9
  24. 1/4
  25. 2/5
  26. 7
  27. 7/3
  28. 5/9
  29. 1/5
  30. 3/5
  31. 1/66
  32. 4/7
  33. 2/3
  34. 1/4
  35. 4/15
  36. 1/10
  37. 2/15
  38. 3/11
  39. 5/12
  40. 1/21

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