How are these numbers calculated?

Big Games

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

Week of 5/10100.0*Campeonato Nacional100.0*Average seed
Abedi Pelé 18 AE Popular 13 -3.1
+0.1
Jiquiá FAC 39 Serafiano 10 +2.2
-0.2
Paternos 25 Poti 15 -2.2
+0.1
União Militar 20 Liga Operária 18 -0.3
Week of 5/17100.0*Campeonato Nacional100.0*Average seed
Poti 30 Olímpia 28 +7.9
-0.4
Serafiano 30 FAC Metropolitano 27 (ot)-6.2
+0.5
Liga Operária 43 Siliar 37 +5.4
-0.2
AE Popular 10 Paternos 22 -2.5
+0.1
União Militar 28 Jiquiá FAC 39 -2.2
+0.1
Week of 5/24100.0*Campeonato Nacional100.0*Average seed
Poti 42 Dima Cardinals 42 (ot)+0.2
FAC Metropolitano 27 União Militar 13 +0.2
Zopene 37 Serafiano 15 -0.0
Points
Chance Will Win Championship