How are these numbers calculated?

Big Games

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

Week of 5/19100.0*LFFA Série B100.0*Average seed
FGC 10 Rashid 41 +9.9
-0.5
Indelével 21 Congresso 36 -3.2
+0.1
Cotegipe 10 Baraka 26 -0.1
-0.1
Pirineu 40 Ratoli 29 -0.1
FGE 34 Sociedade Franciscana 13 +0.1
Week of 5/26100.0*LFFA Série B100.0*Average seed
Cotegipe 36 FGC 30 (ot)+12.3
-0.4
Baraka 35 Indelével 14 -3.6
-0.1
Week of 6/2100.0*LFFA Série B100.0*Average seed
Indelével 30 FGC 17 +40.2
-0.8
Cotegipe 30 Belenenses 26 +12.4
-0.2
Points
Chance Will Make Playoffs