Cześć!
1)
[tex]\dfrac{2}{6}=\dfrac{2:2}{6:2}=\boxed{\frac{1}{3}}[/tex]
2)
[tex]\dfrac{4}{6}=\dfrac{4:2}{6:2}=\boxed{\frac{2}{3}}[/tex]
3)
[tex]\dfrac{6}{12}=\dfrac{6:6}{12:6}=\boxed{\frac{1}{2}}[/tex]
4)
[tex]\dfrac{12}{18}=\dfrac{12:6}{18:6}=\boxed{\frac{2}{3}}[/tex]
5)
[tex]\dfrac{14}{21}=\dfrac{14:7}{21:7}=\boxed{\frac{2}{3}}[/tex]
6)
[tex]\dfrac{15}{20}=\dfrac{15:5}{20:5}=\boxed{\frac{3}{4}}[/tex]
7)
[tex]\dfrac{3}{12}=\dfrac{3:3}{12:3}=\boxed{\frac{1}{4}}[/tex]
8)
[tex]\dfrac{4}{28}=\dfrac{4:4}{28:4}=\boxed{\frac{1}{7}}[/tex]
