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
FG White 8 A West 2 +0.3
FG Black 1 Dakota B 6 +0.1
St. Boniface Re 6 River East Blac 2 +0.1
River East Grey 4 Transcona 1 -0.0
Week of 2/18100.0*Average seed
FG White 1 FG Red 3 -1.5
River East Grey 5 Seven Oaks Whit 4 +0.7
Kirkfield 2 FG White 5 +0.3
Norberry G 2 C4 Explorers 3 -0.1
Seven Oaks Whit 4 Transcona 0 -0.0
Springfield 1 River East Whit 4 -0.0
Week of 2/25100.0*Average seed
Norberry G 1 FG White 7 +0.3
V View 4 FG Black 1 +0.2
Points
Chance Will Make Playoffs