what is £50 minus 6 * £8.95
$${\mathtt{50}}{\mathtt{\,-\,}}{\mathtt{6}}{\mathtt{\,\times\,}}{\mathtt{8.95}} = {\mathtt{\,-\,}}{\frac{{\mathtt{37}}}{{\mathtt{10}}}} = -{\mathtt{3.7}}$$
-3.70 pounds