4.25*5.24*1.52*2.51简便算法!
问题描述:
4.25*5.24*1.52*2.51简便算法!
答
4.25*4=17
4.25*5.24*1.52*2.51=(4.25*4)*1.31*1.52*2.51=17*1.31*1.52*2.51=84.9645044.25*4=17?是什么?答案正确,可是这···可能是我笨吧,不过还请详细点#^_^#因0.25*4=1现在题中有4.25