[2001/(2004*2)+1.5/2004]*(178+789*62)/(125*789-433)=?
问题描述：
[2001/(2004*2)+1.5/2004]*(178+789*62)/(125*789-433)=?
答
[2001/(2004*2)+1.5/2004]*(178+789*62)/(125*789-433)=[2001/(2004*2)+1.5*2/(2004*2)]*[2*(178+789*62)]/[2*(125*789-433)]=[(2001+3)/(2004*2)]*[356+789*124]/[2*(125*789-433)]=2004/(2004*2)*(356-789+789*125...