把一二三四六七八九这八个数填在口里使等式成立且每个数只能用一次囗十口=口十口=囗十口=囗十囗

Question

如题所述

Answer 1

囗十口=口十口=囗十口=囗十囗
1 + 9= 2 + 8 =3 + 7= 4 + 6