Cíu t vs ạ

$\displaystyle  \begin{array}{{>{\displaystyle}l}}
1) \ \frac{7}{5} =1,4\\
2) \ \frac{13}{2} =6,5\\
3) \ \frac{11}{10} =1,1\\
4) \ \frac{21}{50} =0,42\\
5) \ \frac{-13}{4} =-3,25\\
6) \ \frac{-13}{5} =-2,6\\
8) \ \frac{-3}{2} =-1,5\\
9) \ \frac{-23}{10} =-2.3\\
10) \ -\frac{7}{20} =-0,35\\
11) \ -\frac{26}{25} =-1,04\\
12) \ \frac{8}{-25} =-0,32
\end{array}$