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
Cotegipe 10 Baraka 26 -22.0
+0.6
Indelével 21 Congresso 36 -4.3
+0.1
FGC 10 Rashid 41 -4.3
+0.2
Week of 5/26100.0*LFFA Série B100.0*Average seed
Baraka 35 Indelével 14 No
+0.6
Cotegipe 36 FGC 30 (ot)-1.2
+0.1
Sociedade Franciscana 40 Pirineu 30 -0.1
Week of 6/2None
Points
Chance Will Make Playoffs