Number Series logical Puzzle

If  as per below logic,

6 4 2                       2 8 5
9 8 7       is to         8 7 3
3 9 4                       3 6 1

as

4 9 6       is to         7 2 3
3 7 2                       ? ? ?
8 5 3                       ? ? ?

Watch this space for answer in a week.