帮我看看这道简便计算,32.5×8.23-32.5+2.77×32.5
问题描述:
帮我看看这道简便计算,32.5×8.23-32.5+2.77×32.5
答
32.5×10=325我是这样做的:
32.5×8.23-32.5+2.77×32.5×1,然后32.5×(8.23+2.77-1),之后按顺序算下去,对不对呢?对啊!