How are these numbers calculated?

Big Games

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

Thursday100.0*Chance in playoffs100.0*Average seed
St. Catharines 5 Hamilton Hub Tigers 4 -11.9
-0.1
SaturdayNone
Sunday100.0*Chance in playoffs100.0*Average seed
Brantford 3 Waterloo Ice 3 Out
-0.1
Cambridge 1 St. Catharines 5 Out
-0.1
Games Above .500
Chance Will Make Playoffs