简便计算​(-370)*(-1/4)+0.25*24.5+(+5又1/2)*4/1

问题描述:

简便计算​(-370)*(-1/4)+0.25*24.5+(+5又1/2)*4/1

简便计算
(-370)*(-1/4)+0.25*24.5+(+5又1/2)*1/4
=(370+24.5+5.5)*1/4
=400*1/4
=100