8.5-(5.6+4.8)/1.3 43X101
问题描述:
8.5-(5.6+4.8)/1.3 43X101
答
8.5-(5.6+4.8)/1.3=8.5-10.2/1.3=8.5-8=0.5
43X101=43X(100+1)=43X100+43X1=4343