How are these numbers calculated?

Big Games

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

Friday100.0*Average seed
Bruins 3 Predators 4 +0.2
Saturday100.0*Average seed
Rebels 5 Bruins 2 -0.1
Sunday100.0*Average seed
Rink Rats 4 Rebels 6 -0.2
Predators 4 Wild Wings 2 +0.2
Points
Chance Will Make Playoffs