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
Hickory 0 Greensboro 2 -16.8
-0.6
Hickory 4 Greensboro 0 +16.8
+0.6
Delmarva 0 West Virginia 6 -8.9
-0.2
Asheville 10 Greenville 1 +1.6
Sunday100.0*Chance in playoffs100.0*Average seed
Hickory 1 Greensboro 3 -18.8
-0.7
Delmarva 3 West Virginia 1 +15.4
+0.2
Asheville 6 Greenville 4 -2.9
-0.1
Monday100.0*Chance in playoffs100.0*Average seed
Delmarva 2 West Virginia 3 Out
-0.2
Hickory 1 Greensboro 2 Out
-1.0
Asheville 2 Greenville 7 +12.5
+0.3
Games Above .500
Chance Will Make Playoffs