一个鸡蛋大约重62克,2个同样的鸡蛋重多少克?3L(t4p9[5q;U/n
算式:提示.g0G5j9a*{1J/o/Z8E1b3L(t4p9[5q;U/n
答:2个同样的鸡蛋重7I*K7p9\:P9i7M3t4f4R/Z(R(T+f克。3L(t4p9[5q;U/n