把0,1,2,3,4,5,6,7,8,9填在囗里,使等式成立:口+口=口+口=口+口=口+口=口+口

问题描述:

把0,1,2,3,4,5,6,7,8,9填在囗里,使等式成立:口+口=口+口=口+口=口+口=口+口