How are these numbers calculated?

Big Games

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

ThursdayNone
Friday100.0*Chance in playoffs100.0*Average seed
MAN 3 ADK 4 +6.4
+0.7
WHL 4 REA 3 -3.0
+0.0
BRM 2 ELM 1 +1.8
+0.2
TOL 3 KAL 2 (ot)+0.7
+0.1
Saturday100.0*Chance in playoffs100.0*Average seed
ADK 4 MAN 5 -0.7
REA 2 WHL 4 +0.1
Points
Chance Will Make Playoffs