How are these numbers calculated?

Big Games

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

Friday100.0*Chance in playoffs100.0*Average seed
Moose Jaw 5 Columbus 3 -1.3
Moose Jaw 1 Erie 2 +0.1
Saturday100.0*Chance in playoffs100.0*Average seed
Chicago 0 Orange County 1 +0.2
+0.1
Erie 1 Los Angeles 0 (ot)+0.1
Columbus 1 Denver 0 -0.1
Los Angeles 1 Denver 0 -0.1
Sunday100.0*Chance in playoffs100.0*Average seed
Orange County 4 Moose Jaw 0 In
+0.0
Chicago 1 New York 0 -0.0
Points
Chance Will Make Playoffs