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 -3.7
-0.4
+0.4
-0.1
Thursday, 8/3100.0*Chance wins title100.0*First Round Bye100.0*Relegation100.0*Average seed
Team3 1 Team2 10 +25.6
+0.1
-0.1
+0.2
Friday, 8/4100.0*Chance wins title100.0*First Round Bye100.0*Relegation100.0*Average seed
Team1 2 Team4 15 -45.8
-24.4
+24.4
-0.8
Games Above .500
Chance Will Win Championship