How are these numbers calculated?

Big Games

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

FridayNone
Saturday100.0*Average seed
Blues 3 North Stars 6 +0.4
Canucks 6 Kings 3 +0.2
Maple Leafs 6 Blackhawks 4 -0.1
Sunday100.0*Average seed
Flames 8 Kings 4 +0.2
Blackhawks 4 North Stars 1 -0.1
Points
Chance Will Make Playoffs