计算3.6/0.4-12.5*5
问题描述：
计算3.6/0.4-12.5*5
答
3.6/0.4-12.5*5
=9-62.5
=-53.5
计算3.6/0.4-12.5*5
3.6/0.4-12.5*5
=9-62.5
=-53.5