\(\frac{12}{27}=\frac{12:3}{27:3}=\frac{4}{9}\) ; \(\frac{94}{72}=\frac{94:2}{72:2}=\frac{47}{36}\) ; \(\frac{111}{333}=\frac{111:111}{333:111}=\frac{1}{3}\)
\(\frac{101}{404}=\frac{101:101}{404:101}=\frac{1}{4}\) ; \(\frac{51}{17}=\frac{51:17}{17:17}=\frac{3}{1}=3\)
Chúc bạn học tốt !!!