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
St. Boniface Re 6 River East Blac 2 +0.2
V View 5 FG Red 4 +0.1
FG Black 1 Dakota B 6 -0.1
Lord Selkirk 0 St. Boniface Re 6 +0.1
Dakota W 4 Dakota B 12 -0.0
Week of 2/18100.0*Average seed
FG Red 4 V View 5 +0.2
FG White 1 FG Red 3 -0.1
SWHA 6 Dakota B 7 -0.0
Week of 2/25100.0*Average seed
St. Boniface Re 3 St. Boniface Wh 4 -0.5
Points
Chance Will Make Playoffs