64加37加64乘64减64怎么简便算法
问题描述:
64加37加64乘64减64怎么简便算法
答
(64 + 37 + 64)*64 - 64
=(64+37+64-1)*64
=(100+64)*64
=(100+50+10+4)*64
=6400+3200+640+256
=10496