How are these numbers calculated?

Big Games

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

Week of 2/14100.0*Average seed
Iowa State 1 Ohio 4 -0.2
Iowa State 4 Ohio 3 (ot)+0.2
Week of 2/22100.0*Average seed
Lindenwood 3 Iowa State 2 (so)+0.2
Lindenwood 4 Iowa State 1 -0.1
Week of 2/28100.0*Average seed
Illinois 7 Robert Morris IL 1 -0.4
Illinois 6 Robert Morris IL 0 -0.2
Points
Chance Will Win Championship