How are these numbers calculated?

Big Games

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

ThursdayNone
Friday100.0*Chance in playoffs100.0*Average seed
Trenton 5 Elmira 3 -9.4
-0.1
Wheeling 6 Reading 7 (so)In
+0.3
Kalamazoo 6 Toledo 2 +0.2
Saturday100.0*Chance in playoffs100.0*Average seed
Kalamazoo 3 Toledo 2 +0.1
Reading 8 Trenton 4 +0.1
Points
Chance Will Make Playoffs