How are these numbers calculated?

Big Games

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

Week of 2/11100.0*Average seed
Sturgeon 1 Kirkfield 10 +0.3
Lord Selkirk 0 St. Boniface Re 6 +0.1
FG White 8 A West 2 +0.1
River East Grey 4 Transcona 1 +0.1
Week of 2/18100.0*Average seed
Kirkfield 2 FG White 5 -0.2
C4 Cardinals 2 A West 8 -0.0
Norberry G 2 C4 Explorers 3 +0.0
Week of 2/25None
Points
Chance Will Make Playoffs