How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Sunday100.0*Average seed
hholysheet 189.45 Fargo Frostbite 250.95 -0.3
AlexAtko's Team 132.55 Just Winging It 170.1 -0.1
Monday100.0*Average seed
North Kariya 100.85 hholysheet 184.1 +0.3
Just Winging It 164.9 JSAKelley2's Team 168.4 +0.3
Cranky Lion 169.3 Fargo Frostbite 196.4 -0.1
Tuesday100.0*Average seed
hholysheet 195.4 Alfonzo 155.55 +0.5
Glass of Marleau 178.05 Just Winging It 172.05 +0.2
North Kariya 104.2 Fargo Frostbite 185.4 -0.1
Games Above .500
Chance Will Make Playoffs