9+0-6x0+10: 1 =
80+80:80–80+8 =
10x[1+6x(4+4:4)] -
0: 6+0x6+6: 6+4:42
(904: 8+136–97)x5
(29+29x29): (29–19)
5+5x[5+5x(5+5x5)]
987: 7–4x109–295) -
[2x(1+29)-59]x 9 -​