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
St. John's 3 Toronto 5 -7.6
-0.5
Utica 5 Hartford 4 -6.2
-0.1
Rochester 5 Albany 4 +0.4
Saturday100.0*Chance in playoffs100.0*Average seed
St. John's 4 Toronto 1 In
+1.0
Syracuse 5 Utica 2 In
+0.5
Albany 3 Rochester 0 -0.4
Points
Chance Will Make Playoffs