905628-(56942+178398/198910) =905628 - (56942 + 178398/198 910) =905628 - (56942 + 810 * 910) =905628 - (56942 + 738000) =905628 - 794942 =-189314
905628-(56942+178398/198910) =
905628 - (56942 + 178398/198 910) =
905628 - (56942 + 810 * 910) =
905628 - (56942 + 738000) =
905628 - 794942 =
-189314