Using synthetic division:
-1 | 9..0 0..0 0..0 0..0..0..0 0..7 0..0 0..0 0...0.2..0 0..0 0....1
......9 -9 9 -9 9 -9 9 -9 9 -9 9 -9 2 -2 2 -2 2 -2 2 -4 4 -4 4...-4
......9 -9 9 -9 9 -9 9 -9 9 -9 9 -2 2 -2 2 -2 2 -2 4 -4 4 -4 4 | -3
The remainder is -3.