Let's evaluate each of the following statements
[tex]\begin{gathered} A\text{ + B = }\frac{3}{2}+(-\frac{2}{3})=\frac{9-4}{6}=\frac{5}{6} \\ A\text{ }\times\text{ B = }\frac{3}{2}\times(-\frac{2}{3})=\frac{3\times(-2)}{2\times3}=\frac{-6}{6}=-1 \end{gathered}[/tex]