How are these numbers calculated?

Big Games

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

Saturday100.0*Chance in playoffs100.0*Average seed
Delmarva 0 West Virginia 6 +14.5
+0.6
Sunday100.0*Chance in playoffs100.0*Average seed
Delmarva 3 West Virginia 1 -25.0
-0.6
Asheville 6 Greenville 4 -6.2
-0.1
Monday100.0*Chance in playoffs100.0*Average seed
Hickory 1 Greensboro 2 Out
Asheville 2 Greenville 7 +12.5
+0.3
Delmarva 2 West Virginia 3 +12.5
+0.7
Games Above .500
Chance Will Make Playoffs