How are these numbers calculated?

Big Games

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

Wednesday100.0*Promoted100.0*Average seed
EHCV 5 EHCO 4 (ot)-10.7
-0.3
HCC 2 HCA 5 +8.3
+0.2
HCT 0 EHCK 2 +4.6
+0.1
Friday100.0*Promoted100.0*Average seed
EHCO 6 SCL 0 +21.0
+0.6
GCK 7 EHCV 5 +9.0
+0.2
HCBTR 2 HCC 1 +7.4
+0.2
HCS 4 HCT 2 +5.8
+0.1
Sunday100.0*Promoted100.0*Average seed
EHCV 3 HCA 4 (so)Yes
+0.1
HCT 4 EHCO 3 (so)Yes
+0.5
Points
Chance Will Make Playoffs