2*3.14*4(4+6)

$${\mathtt{2}}{\mathtt{\,\times\,}}{\mathtt{3.14}}{\mathtt{\,\times\,}}{\mathtt{4}}{\mathtt{\,\times\,}}\left({\mathtt{4}}{\mathtt{\,\small\textbf+\,}}{\mathtt{6}}\right) = {\frac{{\mathtt{1\,256}}}{{\mathtt{5}}}} = {\mathtt{251.2}}$$

.