How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 4/8None
Week of 4/15100.0*Chance in playoffs100.0*Average seed
Cerro Porteno 1 Sporting Cristal 0 In
+0.9
Universidad Catolica 1 Paysandu 1 +0.2
Week of 4/25None
Points
Chance Will Make Playoffs