How are these numbers calculated?

Big Games

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

Friday100.0*Chance in playoffs100.0*Average seed
Red Wings 7 Maple Leafs 3 +18.8
+0.4
Canucks 6 North Stars 1 -18.8
-0.4
Saturday100.0*Chance in playoffs100.0*Average seed
Maple Leafs 5 Red Wings 3 -25.0
-0.5
Sunday100.0*Chance in playoffs100.0*Average seed
Flames 4 North Stars 1 Out
-1.0
Points
Chance Will Make Playoffs

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Friday100.0*Lottery seed
Red Wings 7 Maple Leafs 3 -0.9
Canucks 6 North Stars 1 +0.9
Saturday100.0*Lottery seed
Maple Leafs 5 Red Wings 3 +1.2
Sunday100.0*Lottery seed
Flames 4 North Stars 1 +2.5