How are these numbers calculated?

Big Games

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

Tuesday100.0*Average seed
Sabres 3 Leafs 2 -0.1
Leafs 3 Sabres 2 +0.0
Wednesday100.0*Average seed
Devils 4 Leafs 1 -0.3
Oilers 1 Knights 4 +0.2
Leafs 3 Devils 5 -0.2
Blues 3 Ducks 0 -0.1
Ducks 2 Blues 3 (ot)-0.1
Thursday100.0*Average seed
Blues 0 Knights 5 +0.3
Penguins 2 Leafs 5 +0.3
Leafs 7 Penguins 4 +0.2
Knights 0 Blues 2 -0.2
Points
Chance Will Make Playoffs