\(\frac{127}{-128}=\frac{-127}{128}\Rightarrow\frac{-128}{128}=-1\left(1\right).\)
\(\frac{-1345}{1344}=\frac{1344}{1344}=-1\left(2\right)\)
Từ (1) và (2) ta suy ra :
\(\Rightarrow\frac{-1345}{1344}=-1=\frac{127}{-128}\)
\(\Rightarrow\frac{-1345}{1344}=\frac{127}{-128}\)