How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 7/1100.0*Chance in playoffs100.0*Average seed
Kitsap 2 North Sound 1 +3.1
+0.4
Crossfire 0 Sounders-U23 1 +0.7
-0.1
NJ Rangers 3 Baltimore 2 +0.1
Kitsap 1 Sounders-U23 2 -0.9
Portland-U23 1 Crossfire 0 -0.1
Week of 7/8100.0*Chance in playoffs100.0*Average seed
Portland-U23 0 Kitsap 1 +0.6
Tuscan 0 Ogden 0 +0.1
Sounders-U23 1 Fraser Valley 0 -0.0
Week of 7/15None
Points
Chance Will Make Playoffs