ta thấy:11/54=22/108
vì 108> 37
=> 22/108< 22/37
hay 11/54< 22/37
\(Tacó:\frac{11}{54}=\frac{11.37}{54.37}=\frac{407}{1998}\)
\(\frac{22}{37}=\frac{22.54}{37.54}=\frac{1188}{1998}\)
\(\frac{407}{1998}<\frac{1188}{1998}\Rightarrow\frac{11}{54}<\frac{22}{47}\)