9.76*0.72-0.76*0.72+0.72 有什么简便算法
问题描述:
9.76*0.72-0.76*0.72+0.72 有什么简便算法
答
=0.72*(9.76-0.76+1)
=0.72*10
=7.2
答
9.76*0.72-0.76*0.72+0.72
=0.72*(9.76-0.76+1)
=0.72*10
=7.2