How are these numbers calculated?

Big Games

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

Wednesday, 8/2100.0*Chance wins title100.0*First Round Bye100.0*Relegation100.0*Average seed
Team4 4 Team3 5 -19.3
-26.8
+26.8
-0.7
Thursday, 8/3100.0*Chance wins title100.0*First Round Bye100.0*Relegation100.0*Average seed
Team3 1 Team2 10 +4.4
+0.3
-0.3
-0.2
Friday, 8/4100.0*Chance wins title100.0*First Round Bye100.0*Relegation100.0*Average seed
Team1 2 Team4 15 +7.6
+24.2
-24.2
+0.7
Games Above .500
Chance Will Win Championship