$${\mathtt{25}}{\mathtt{\,\small\textbf+\,}}{\mathtt{78}}{\mathtt{\,-\,}}{\mathtt{3.5}} = {\frac{{\mathtt{199}}}{{\mathtt{2}}}} = {\mathtt{99.5}}$$
$${\mathtt{25}}{\mathtt{\,\small\textbf+\,}}{\mathtt{78}}{\mathtt{\,-\,}}{\mathtt{3.5}} = {\frac{{\mathtt{199}}}{{\mathtt{2}}}} = {\mathtt{99.5}}$$