How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Friday100.0*Average seed
NOR 3 REA 4 (ot)+0.4
BRM 1 MAN 4 +0.2
GRN 3 CIN 2 (ot)-0.1
Saturday100.0*Average seed
NOR 2 REA 4 +0.5
ATL 6 GRN 2 +0.2
Points
Chance Will Make Playoffs