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*Relegated100.0*Average seed
Ponte Preta/SP 1 Bahia/BA 3 -23.0
+1.2
Ipatinga/MG 1 Atlético/GO 0 +8.7
-0.3
Vasco/RJ 2 América/RN 1 -2.9
+0.1
ABC/RN 6 Brasiliense/DF 2 -2.3
+0.2
Vila Nova/GO 2 Fortaleza/CE 1 -2.1
São Caetano/SP 0 Juventude/RS 0 +0.3
+0.0
Week of 11/21100.0*Relegated100.0*Average seed
Bahia/BA 2 Guarani/SP 0 No
+1.4
Bragantino/SP 1 Brasiliense/DF 2 +2.8
-0.2
América/RN 1 Ipatinga/MG 0 +1.5
+0.0
Juventude/RS 1 Atlético/GO 3 -1.1
+0.2
Figueirense/SC 1 Duque de Caxias 2 -0.1
Fortaleza/CE 1 São Caetano/SP 2 -0.0
Week of 11/27100.0*Relegated100.0*Average seed
Atlético/GO 0 Bahia/BA 3 +1.2
Brasiliense/DF 2 Vila Nova/GO 1 +0.4
Duque de Caxias 4 Ponte Preta/SP 1 -0.1
ABC/RN 0 Bragantino/SP 1 -0.1
Points
Chance Will Win Championship