How are these numbers calculated?

Big Games

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

Friday, 3/20100.0*Average seed
UOL 1 FNC 0 +0.1
MYM 0 H2K 1 +0.1
Thursday, 3/26100.0*Average seed
H2K 0 FNC 1 -0.5
Friday, 3/27100.0*Average seed
GMB 0 SK 1 +0.1
Games Above .500
Chance Will Make Playoffs