How are these numbers calculated?

Big Games

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

Wednesday100.0*Average seed
SCRJ 3 HCT 1 +0.1
Friday100.0*Average seed
EVZA 0 HCC 7 +0.5
HCT 5 SCL 2 -0.2
HCA 12 GCK 1 -0.1
EHCW 4 EHCO 5 (so)-0.0
SCRJ 2 EHCV 1 +0.0
Sunday100.0*Average seed
HCC 4 HCT 2 +0.9
EHCO 3 HCBTR 1 -0.2
Points
Chance Will Make Playoffs