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
Asheville 10 Greenville 1 +6.1
+0.5
Hickory 0 Greensboro 2 +4.9
Hickory 4 Greensboro 0 -3.0
Delmarva 0 West Virginia 6 -1.4
-0.2
Sunday100.0*Chance in playoffs100.0*Average seed
Hickory 1 Greensboro 3 +11.9
+0.1
Asheville 6 Greenville 4 +10.2
+0.5
Delmarva 3 West Virginia 1 +7.0
+0.2
Monday100.0*Chance in playoffs100.0*Average seed
Asheville 2 Greenville 7 Out
-1.0
Delmarva 2 West Virginia 3 -0.2
Games Above .500
Chance Will Make Playoffs