简便计算:0.5*······*0.5(100个0.5)*2*······*2(100个2)怎么做?
问题描述:
简便计算:0.5*······*0.5(100个0.5)*2*······*2(100个2)怎么做?
答
=0.5*2(100个0.5*2)=1×1(100个1)=1
简便计算:0.5*······*0.5(100个0.5)*2*······*2(100个2)怎么做?
=0.5*2(100个0.5*2)=1×1(100个1)=1