[tex]\left(-\ \frac{\ 5}{6}+\ 1\ \frac{\ 3}{5}\right)\cdot \left(-\ \frac{\ 4}{5}-1.2\right)[/tex]
[tex]\left(5\ \frac{\ 2}{3}-8\ \frac{\ 3}{4}\right)\cdot \left(-8\ \frac{\ 3}{4}+5\ \frac{\ 2}{3}\right)[/tex]