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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 49 · 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. 1.1/4 ÷ 7/8 =
  2. 2.4/11 × 3/8 =
  3. 3.2/7 × 7/8 =
  4. 4.8/9 × 1/4 =
  5. 5.1/2 × 8/9 =
  6. 6.11/12 × 1/11 =
  7. 7.3/5 × 10/11 =
  8. 8.3/7 ÷ 3/4 =
  9. 9.5/6 × 3/5 =
  10. 10.2/3 × 5/8 =
  11. 11.1/2 ÷ 1/4 =
  12. 12.2/3 × 5/6 =
  13. 13.2/9 × 1/4 =
  14. 14.1/3 × 9/10 =
  15. 15.1/5 × 5/7 =
  16. 16.2/3 ÷ 5/6 =
  17. 17.1/9 × 9/11 =
  18. 18.9/10 × 1/3 =
  19. 19.1/3 × 3/10 =
  20. 20.4/9 ÷ 2/3 =
  21. 21.1/4 ÷ 7/8 =
  22. 22.3/11 ÷ 6/11 =
  23. 23.1/5 ÷ 3/5 =
  24. 24.3/4 × 5/12 =
  25. 25.1/2 ÷ 1/4 =
  26. 26.6/11 × 2/9 =
  27. 27.3/4 ÷ 1/10 =
  28. 28.2/3 × 3/4 =
  29. 29.2/5 ÷ 3/5 =
  30. 30.1/2 ÷ 1/2 =
  31. 31.1/4 ÷ 3/4 =
  32. 32.5/8 ÷ 1/4 =
  33. 33.7/12 ÷ 1/8 =
  34. 34.2/3 ÷ 1/3 =
  35. 35.7/8 × 2/7 =
  36. 36.1/2 ÷ 1/8 =
  37. 37.4/11 × 1/2 =
  38. 38.1/2 ÷ 3/4 =
  39. 39.2/3 × 1/10 =
  40. 40.7/11 ÷ 6/11 =

Answer key

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

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