How are these numbers calculated?

Big Games

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

Week of 11/9100.0*Serie C**100.0*Average seed
Bragantino 1 Joinville 0 Yes
Goias 3 Barueri 0 -0.0
Week of 11/17100.0*Serie C**100.0*Average seed
Barueri 2 Avai 0 +0.1
Week of 11/23100.0*Serie C**100.0*Average seed
Guaratingueta 2 Barueri 1 -0.2
America-MG 3 Ipatinga 1 +0.0
Points
Chance Will Win Championship