869 × (36900 – 255 × 144) – 318 × 92 = 127164
255*144= 36720
36900 - 36720 = 180
869*180 = 156420
318*92 = 29256
156420 - 29256 = 127164
(318* 207-64934)*276+604*88 = 299344
318*207=65826
65826-64934=892
892*276=246192
604*88=53152
246192+53152=299344