How are these numbers calculated?

Big Games

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

Saturday100.0*Average seed
Augusta 5 Charleston 1 +0.5
Delmarva 0 West Virginia 6 +0.2
Sunday100.0*Average seed
Augusta 2 Charleston 6 -0.3
Lakewood 8 Kannapolis 0 -0.2
Delmarva 3 West Virginia 1 -0.1
Hagerstown 4 Lexington 3 +0.1
Monday100.0*Average seed
Augusta 8 Charleston 2 +0.5
Lakewood 3 Kannapolis 2 -0.2
Delmarva 2 West Virginia 3 +0.2
Games Above .500
Chance Will Make Playoffs