How are these numbers calculated?

Big Games

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

Friday100.0*Average seed
Dynasty 1 Gladiators 3 -0.1
Saturday100.0*Average seed
Mayhem 0 Uprising 4 +0.2
Spitfire 1 Fusion 3 +0.1
Games Above .500
Chance Will Make Playoffs