How are these numbers calculated?

Big Games

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

Week of 2/18100.0*Boose d'Or100.0*Average seed
National 13 Crottes 11 +1.0
-0.1
Balls 15 Titans 20 +0.5
+0.5
Mile-Enders 17 Crew 21 +0.2
Punks 18 Calumets 13 +0.0
Week of 2/25100.0*Boose d'Or100.0*Average seed
Calumets 26 Titans 27 +3.1
+0.3
Punks 25 Crottes 26 No
+0.0
National 23 Crew 17 -0.1
Mile-Enders 14 Loonies 15 +0.1
Week of 3/4None
Games Above .500
Chance Will Make Playoffs