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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 141 · 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 × 8/9 =
  2. 2.2/9 × 1/4 =
  3. 3.1/4 ÷ 1/2 =
  4. 4.3/4 ÷ 9/11 =
  5. 5.2/3 × 1/4 =
  6. 6.9/10 × 1/3 =
  7. 7.1/2 × 6/7 =
  8. 8.3/4 × 1/3 =
  9. 9.1/6 ÷ 1/3 =
  10. 10.2/3 ÷ 6/7 =
  11. 11.1/6 ÷ 7/8 =
  12. 12.2/5 ÷ 3/5 =
  13. 13.7/12 × 3/4 =
  14. 14.3/5 × 1/6 =
  15. 15.1/2 ÷ 1/4 =
  16. 16.7/12 × 3/8 =
  17. 17.6/7 ÷ 2/3 =
  18. 18.1/4 ÷ 5/12 =
  19. 19.8/9 × 3/5 =
  20. 20.1/4 ÷ 1/2 =
  21. 21.6/7 × 8/9 =
  22. 22.2/3 ÷ 2/3 =
  23. 23.3/8 ÷ 1/2 =
  24. 24.1/2 × 4/9 =
  25. 25.1/6 ÷ 1/2 =
  26. 26.1/2 ÷ 3/10 =
  27. 27.1/2 ÷ 3/10 =
  28. 28.2/5 × 3/8 =
  29. 29.2/5 × 5/11 =
  30. 30.1/6 × 4/7 =
  31. 31.2/3 ÷ 2/5 =
  32. 32.6/7 × 8/9 =
  33. 33.6/7 ÷ 3/8 =
  34. 34.2/3 ÷ 1/3 =
  35. 35.2/11 ÷ 2/7 =
  36. 36.5/9 ÷ 2/3 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.1/6 ÷ 1/2 =
  39. 39.4/5 ÷ 2/7 =
  40. 40.3/4 × 6/11 =

Answer key

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

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