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
Manitoba 3 Peoria 2 In
+0.3
Saturday100.0*Chance in playoffs100.0*Average seed
Lake Erie 3 Abbotsford 4 (so)-0.3
Manitoba 2 Peoria 1 (so)+0.2
SundayNone
Points
Chance Will Make Playoffs