How are these numbers calculated?

Big Games

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

Thursday100.0*Average seed
San Jose 3 Dallas 4 (ot)+0.3
Philadelphia 1 Nashville 3 -0.2
Colorado 1 Winnipeg 5 +0.1
FridayNone
Saturday100.0*Average seed
Los Angeles 2 Dallas 5 +0.5
Colorado 1 St Louis 3 +0.3
Nashville 5 Minnesota 6 (so)-0.2
Points
Chance Will Make Playoffs