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 A100.0*Average seed
CSA 0 Atletico-GO 0 -5.5
-0.4
Ponte Preta 2 Coritiba 0 -2.0
-0.1
Juventude 0 Ponte Preta 1 -1.6
-0.2
Coritiba 1 Goias 0 +1.5
Avai 0 Fortaleza 1 +1.0
+0.1
Oeste 0 Londrina 0 +0.5
+0.0
Vila Nova 3 Figueirense 1 -0.4
-0.2
Guarani 0 Paysandu 2 +0.2
+0.2
Week of 11/16100.0*Serie A100.0*Average seed
Oeste 1 Goias 3 -7.5
-0.1
Atletico-GO 1 Sao Bento 0 +4.9
+0.9
Vila Nova 2 Criciuma 2 +1.4
+0.1
CSA 0 Avai 1 -1.0
-0.1
Londrina 1 CRB 2 +0.7
+0.2
Brasil de Pelotas 1 Guarani 1 +0.1
Week of 11/23100.0*Serie A100.0*Average seed
Paysandu 2 Atletico-GO 5 +5.3
+1.0
Avai 0 Ponte Preta 0 No
-0.1
Juventude 0 CSA 4 No
-0.1
Guarani 1 Londrina 0 +0.3
Sao Bento 2 Vila Nova 2 -0.1
Points
Chance Will Win Championship