How are these numbers calculated?

Big Games

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

Week of 3/1None
Week of 3/8100.0*Average seed
Ravens 2 Swashpucklers 9 -0.1
Week of 3/11100.0*Average seed
Irish Car Bombs 3 6 Buffalo Wings 0 -0.2
Night Hawks 2 5 Swashpucklers 6 -0.1
Phase Matrix 3 Hectors Pool Service 7 -0.0
Points
Chance Will Make Playoffs