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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 171 · 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 × 2/7 =
  2. 2.1/6 ÷ 1/12 =
  3. 3.6/11 ÷ 4/5 =
  4. 4.2/3 × 1/4 =
  5. 5.4/7 ÷ 2/9 =
  6. 6.7/8 × 2/3 =
  7. 7.2/3 × 1/2 =
  8. 8.2/3 ÷ 4/5 =
  9. 9.1/3 ÷ 1/12 =
  10. 10.11/12 × 1/11 =
  11. 11.7/12 × 8/11 =
  12. 12.1/3 ÷ 1/9 =
  13. 13.1/6 × 2/3 =
  14. 14.2/3 ÷ 2/3 =
  15. 15.1/2 ÷ 1/2 =
  16. 16.1/3 ÷ 2/3 =
  17. 17.3/8 ÷ 3/4 =
  18. 18.2/3 ÷ 1/3 =
  19. 19.1/2 × 4/9 =
  20. 20.3/4 ÷ 1/4 =
  21. 21.5/9 × 2/5 =
  22. 22.7/12 ÷ 8/9 =
  23. 23.5/8 × 2/3 =
  24. 24.1/2 ÷ 9/10 =
  25. 25.1/6 × 2/3 =
  26. 26.8/9 × 1/2 =
  27. 27.1/4 × 2/3 =
  28. 28.1/7 × 7/8 =
  29. 29.2/3 × 3/11 =
  30. 30.2/5 × 1/2 =
  31. 31.10/11 ÷ 2/3 =
  32. 32.2/3 ÷ 7/9 =
  33. 33.1/3 ÷ 5/6 =
  34. 34.6/7 ÷ 9/11 =
  35. 35.2/3 ÷ 1/3 =
  36. 36.2/9 × 3/8 =
  37. 37.1/2 ÷ 3/4 =
  38. 38.1/8 × 2/11 =
  39. 39.3/5 × 5/9 =
  40. 40.5/12 ÷ 1/3 =

Answer key

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

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