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 +11.7
+0.8
Hickory 4 Greensboro 0 -7.3
-0.5
Delmarva 0 West Virginia 6 -1.2
-0.1
Asheville 10 Greenville 1 -1.1
Sunday100.0*Chance in playoffs100.0*Average seed
Hickory 1 Greensboro 3 +9.9
+0.8
Asheville 6 Greenville 4 -2.4
+0.1
Delmarva 3 West Virginia 1 +2.3
+0.2
Monday100.0*Chance in playoffs100.0*Average seed
Asheville 2 Greenville 7 +25.2
+0.3
Hickory 1 Greensboro 2 +21.3
+1.1
Delmarva 2 West Virginia 3 -0.3
Games Above .500
Chance Will Make Playoffs