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
Paternos 25 Poti 15 +12.8
-0.4
Abedi Pelé 18 AE Popular 13 -2.4
+0.1
Jiquiá FAC 39 Serafiano 10 -1.2
+0.1
Week of 5/17100.0*Campeonato Nacional100.0*Average seed
Poti 30 Olímpia 28 -54.6
+1.5
Serafiano 30 FAC Metropolitano 27 (ot)+3.8
-0.2
Liga Operária 43 Siliar 37 +2.9
-0.4
AE Popular 10 Paternos 22 -1.4
+0.1
União Militar 28 Jiquiá FAC 39 -0.9
+0.1
Week of 5/24100.0*Campeonato Nacional100.0*Average seed
AE Popular 40 Olímpia 37 +27.1
-0.6
Liga Operária 23 Abedi Pelé 18 +16.6
-0.5
Poti 42 Dima Cardinals 42 (ot)No
+0.3
FAC Metropolitano 27 União Militar 13 -7.4
+0.2
Zopene 37 Serafiano 15 +0.0
Points
Chance Will Win Championship