How are these numbers calculated?

Big Games

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

Friday100.0*Average seed
Manitoba 3 Peoria 2 -0.1
Rochester 4 Toronto 3 (so)-0.1
Saturday100.0*Average seed
Lake Erie 3 Abbotsford 4 (so)+0.3
Manitoba 2 Peoria 1 (so)-0.2
SundayNone
Points
Chance Will Make Playoffs