3.6÷[0.25×（17.3＋30.7）]简便算法

来源：学生作业学帮网编辑：学帮网时间：2024/05/06 02:21:05

3.6÷[0.25×（17.3＋30.7）]
=3.6÷(0.25×48)
=3.6÷12
=0.3

3.6÷[0.25×（17.3＋30.7）]
=3.6÷[0.25×48]
=3.6÷[48/4]
=3.6÷12
=0.3