How are these numbers calculated?

Big Games

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

Thursday100.0*Average seed
Calgary 3 Vegas 1 -0.2
Philadelphia 1 Nashville 3 -0.1
San Jose 3 Dallas 4 (ot)-0.1
Friday100.0*Average seed
Anaheim 5 Los Angeles 2 +0.2
Saturday100.0*Average seed
San Jose 4 Anaheim 3 (so)-0.2
Calgary 3 Edmonton 4 (ot)-0.2
Points
Chance Will Make Playoffs