How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance wins title100.0*Libertadores100.0*Average seed
Juventude 2 Goias 1 No
-0.9
-0.3
Ponte Preta 2 Palmeiras 6 -2.1
Fortaleza 5 Fluminense 1 +0.9
+0.2
Week of 11/27100.0*Chance wins title100.0*Libertadores100.0*Average seed
Flamengo 0 Goias 0 Yes
-0.0
Fluminense 1 Juventude 2 Yes
+0.1
Internacional 2 Palmeiras 1 Yes
+0.0
Week of 12/4None
Points
Chance Will Win Championship