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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 470 · 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. 1.4/5 ÷ 3/5 =
  2. 2.8/9 × 3/4 =
  3. 3.3/8 × 4/7 =
  4. 4.1/2 × 2/3 =
  5. 5.1/12 ÷ 1/2 =
  6. 6.2/7 ÷ 2/3 =
  7. 7.7/10 × 5/12 =
  8. 8.3/4 ÷ 1/2 =
  9. 9.6/7 ÷ 3/4 =
  10. 10.2/3 ÷ 4/11 =
  11. 11.1/8 × 6/11 =
  12. 12.5/6 ÷ 5/9 =
  13. 13.4/5 ÷ 3/10 =
  14. 14.2/7 ÷ 2/11 =
  15. 15.10/11 × 1/2 =
  16. 16.7/8 ÷ 5/8 =
  17. 17.1/10 × 5/9 =
  18. 18.3/4 × 6/11 =
  19. 19.2/3 × 1/6 =
  20. 20.1/10 × 2/3 =
  21. 21.2/7 × 1/2 =
  22. 22.1/2 × 2/7 =
  23. 23.3/4 × 5/6 =
  24. 24.3/4 ÷ 1/4 =
  25. 25.1/3 ÷ 1/3 =
  26. 26.1/2 ÷ 1/2 =
  27. 27.3/5 ÷ 3/11 =
  28. 28.3/4 × 2/5 =
  29. 29.5/7 × 2/5 =
  30. 30.2/9 × 1/2 =
  31. 31.1/4 × 2/9 =
  32. 32.3/4 ÷ 1/6 =
  33. 33.4/7 × 7/8 =
  34. 34.1/2 × 2/3 =
  35. 35.1/2 ÷ 1/4 =
  36. 36.2/3 ÷ 4/5 =
  37. 37.1/2 × 2/5 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.3/11 ÷ 3/4 =
  40. 40.1/2 × 4/9 =

Answer key

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

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