=[(- 1008)+(-976)+(-827)]+[(+ 1 100)+(+ 10 10)+(+946)]

=(-28 1 1)+(3056)=+(3056-28 1 1)= 245(m)。

|- 1008 |+|+ 1 100 |+|-976 |+| 10 10 |+|-827 |+|+946 | = 1008+ 100+976+ 10 10+827

A: Xiaoming is in the south of A, 245 m away from A, and Xiaoming * * * ran 5867 m. 。