计算下面各题,能简便计算的要简算
125×88 2008×99+2008 77﹣7.5+23﹣2.5
520﹣360÷40×2 (520﹣360÷40)×2 (520﹣360)÷(40×2)
计算下面各题,能简便计算的要简算
125×88 2008×99+2008 77﹣7.5+23﹣2.5
520﹣360÷40×2 (520﹣360÷40)×2 (520﹣360)÷(40×2)