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*Chance wins title100.0*Playoff LFFA B100.0*Average seed
Olímpia 40 Duas 37 -5.9
-2.4
-0.5
Zopene 20 Doza 27 (ot)-3.6
-0.1
Bolanha 24 Olimorque 17 -1.3
-0.1
Dima Cardinals 33 Pocino 36 -0.5
+0.0
Week of 5/17100.0*Chance wins title100.0*Playoff LFFA B100.0*Average seed
Duas 24 Dima Cardinals 27 -9.4
-0.6
Poti 30 Olímpia 28 Yes
+0.1
Pocino 36 Bolanha 33 -0.1
Week of 5/24100.0*Chance wins title100.0*Playoff LFFA B100.0*Average seed
Pocino 26 Duas 25 -1.0
Poti 42 Dima Cardinals 42 (ot)-0.0
Points
Chance Will Win Championship