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)-9.9
-0.2
HCC 2 HCA 5 +5.1
+0.1
HCT 0 EHCK 2 +2.0
+0.1
Friday100.0*Promoted100.0*Average seed
EHCO 6 SCL 0 +23.3
+0.6
GCK 7 EHCV 5 +11.1
+0.3
HCBTR 2 HCC 1 +6.8
+0.3
HCS 4 HCT 2 +3.7
+0.1
Sunday100.0*Promoted100.0*Average seed
EHCV 3 HCA 4 (so)Yes
+0.1
HCT 4 EHCO 3 (so)Yes
+0.4
Points
Chance Will Make Playoffs