83.08 - 3.42 × (3.08 - 1.08)3
$${\mathtt{83.08}}{\mathtt{\,-\,}}{\mathtt{3.42}}{\mathtt{\,\times\,}}\left({\mathtt{3.08}}{\mathtt{\,-\,}}{\mathtt{1.08}}\right){\mathtt{\,\times\,}}{\mathtt{3}} = {\mathtt{62.56}}$$