A percent is basical a number out of a hundred. So 33% is 33/100, which is .33 as a decimal.
Then you can multiply it with 2575 to get your answer:
$${\mathtt{0.33}}{\mathtt{\,\times\,}}{\mathtt{2\,575}} = {\frac{{\mathtt{3\,399}}}{{\mathtt{4}}}} = {\mathtt{849.75}}$$
A percent is basical a number out of a hundred. So 33% is 33/100, which is .33 as a decimal.
Then you can multiply it with 2575 to get your answer:
$${\mathtt{0.33}}{\mathtt{\,\times\,}}{\mathtt{2\,575}} = {\frac{{\mathtt{3\,399}}}{{\mathtt{4}}}} = {\mathtt{849.75}}$$