(178+789*62)/(125*789-433) 急!
问题描述:
(178+789*62)/(125*789-433) 急!
答
(178+789*62)/(125*789-433)
=(178+48918)/(98625-433)
=49096/98192
=0.5
答
0.61057927326
答
(178+789*62)/(125*789-433)
=(178+789*62)/(124*789+356)
=(178+789*62)/2*(178+789*62)
=1/2