3333.3x1234-111110x370.2 用简便方法计箅

日期：2021-06-14 07:01:04 人气：1

3333.3x1234-111110x370.2
=11111*(3*123.4-3702)
=11111*(370.2-3702)
=11111*370.2*(1-10)
=-99999*370.2
=-(100000-1)*370.2
=-37020000+370.2
=-37019629.8