How are these numbers calculated?

Big Games

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

Tuesday100.0*Chance in playoffs100.0*Average seed
Ottawa Senators 1 New York Rangers 3 -1.3
-0.2
Detroit Red Wings 4 Montreal Canadiens 2 In
+0.1
WednesdayNone
Thursday100.0*Chance in playoffs100.0*Average seed
Montreal Canadiens 3 Toronto Maple Leafs 2 +0.3
Ottawa Senators 2 Philadelphia Flyers 1 +0.3
Points
Chance Will Make Playoffs