Use - 2. - 1.0.1.2.3.4.5.6. Nine numbers are horizontally, vertically and obliquely in nine squares. The sum of three numbers equals Is there any rule in this kind of calculation

Use - 2. - 1.0.1.2.3.4.5.6. Nine numbers are horizontally, vertically and obliquely in nine squares. The sum of three numbers equals Is there any rule in this kind of calculation

1 0 5
6 2 -2
-1 4 3
All equal to 6
The rule is that there must be a diagonal to fill in the middle of the sequence