How are these numbers calculated?

Big Games

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

Week of 11/13100.0*Serie C100.0*Average seed
Atletico-GO 3 Macae 4 +10.2
-0.0
Vitoria 1 Ceara 0 +7.5
-0.4
Parana 1 America-MG 0 +0.5
-0.2
Oeste 1 Criciuma 1 -0.2
+0.1
Week of 11/20100.0*Serie C100.0*Average seed
Macae 1 Boa Esporte 1 -5.2
+0.2
America-MG 1 Ceara 1 -1.5
-0.1
Atletico-GO 3 Oeste 1 +1.5
-0.1
Week of 11/27100.0*Serie C100.0*Average seed
Ceara 1 Macae 0 No
+0.7
Oeste 0 Paysandu 0 +9.5
+0.1
Points
Chance Will Win Championship