What is (178/8)/(1.8+0.7)

$${\frac{\left({\frac{{\mathtt{178}}}{{\mathtt{8}}}}\right)}{\left({\mathtt{1.8}}{\mathtt{\,\small\textbf+\,}}{\mathtt{0.7}}\right)}} = {\frac{{\mathtt{89}}}{{\mathtt{10}}}} = {\mathtt{8.9}}$$