3333*9999÷444÷6666简便方法，应该是3333*9999÷4444÷6666 =(3×1111)×(9×1111)÷(4×1111)÷(6×1111) =(3×9÷4÷6)×(1111×1111÷1111÷1111) =27÷4÷6 =(27/4)÷6 =9/8 666×444+333×114的简便运算?，666也就是2个333,这个也就是等于333*(888+114)等于333666 444*555—333*666怎么简便运算，444*555—333*666 =4*5*111*1113*6*111*111 =(2018)111*111 =2*111*111 =24642 |