7 1 2 3 4 5 6=51数学题

问题描述:

7 1 2 3 4 5 6=51数学题
5 6 7 1 2 3 4=51
7 1 2 3 4 5 6=51
3 4 5 6 7 1 2=51
4 5 6 7 1 2 3=51

(7+1)*2*3+4-(6-5)=51