5.23×4+4.77÷0.25的简便计算
问题描述：
5.23×4+4.77÷0.25的简便计算
答
5.23×4+4.77÷0.25 =5.23x4+4.77x4 =(5.23+4.77)x4 =10x4 =40
满意请采纳