4乘以零点八乘以125乘以零点二五的简便计算
问题描述:
4乘以零点八乘以125乘以零点二五的简便计算
答
4*0.8*125*0.25=4*(1/4)*8*125*0.1=1*1000*0.1=100
4乘以零点八乘以125乘以零点二五的简便计算
4*0.8*125*0.25=4*(1/4)*8*125*0.1=1*1000*0.1=100