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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 714 · 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. 1.1/8 × 2/5 =
  2. 2.5/6 × 2/9 =
  3. 3.7/8 ÷ 3/8 =
  4. 4.2/5 ÷ 4/7 =
  5. 5.4/11 ÷ 4/5 =
  6. 6.1/4 ÷ 1/2 =
  7. 7.2/3 × 1/2 =
  8. 8.7/9 ÷ 11/12 =
  9. 9.1/8 ÷ 1/4 =
  10. 10.2/3 × 1/2 =
  11. 11.1/4 × 4/5 =
  12. 12.1/5 ÷ 3/5 =
  13. 13.1/3 × 3/5 =
  14. 14.3/8 ÷ 5/12 =
  15. 15.5/12 × 3/4 =
  16. 16.3/4 × 4/9 =
  17. 17.1/8 ÷ 1/6 =
  18. 18.3/7 ÷ 3/5 =
  19. 19.1/4 ÷ 3/10 =
  20. 20.4/5 × 3/10 =
  21. 21.1/3 × 3/5 =
  22. 22.1/6 ÷ 1/2 =
  23. 23.6/7 × 5/6 =
  24. 24.1/2 × 2/3 =
  25. 25.3/4 × 6/11 =
  26. 26.1/2 ÷ 1/2 =
  27. 27.1/2 × 2/3 =
  28. 28.1/8 × 10/11 =
  29. 29.1/2 ÷ 3/4 =
  30. 30.4/5 ÷ 3/10 =
  31. 31.7/8 ÷ 1/2 =
  32. 32.1/4 ÷ 1/6 =
  33. 33.1/3 ÷ 5/12 =
  34. 34.1/4 × 2/7 =
  35. 35.1/10 ÷ 11/12 =
  36. 36.11/12 × 3/8 =
  37. 37.8/9 × 1/6 =
  38. 38.1/10 ÷ 4/5 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.1/12 × 2/5 =

Answer key

  1. 1/20
  2. 5/27
  3. 7/3
  4. 7/10
  5. 5/11
  6. 1/2
  7. 1/3
  8. 28/33
  9. 1/2
  10. 1/3
  11. 1/5
  12. 1/3
  13. 1/5
  14. 9/10
  15. 5/16
  16. 1/3
  17. 3/4
  18. 5/7
  19. 5/6
  20. 6/25
  21. 1/5
  22. 1/3
  23. 5/7
  24. 1/3
  25. 9/22
  26. 1
  27. 1/3
  28. 5/44
  29. 2/3
  30. 8/3
  31. 7/4
  32. 3/2
  33. 4/5
  34. 1/14
  35. 6/55
  36. 11/32
  37. 4/27
  38. 1/8
  39. 1
  40. 1/30

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