How are these numbers calculated?

Big Games

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

Week of 8/25100.0*Chance in playoffs100.0*Average seed
Pride 1 Stars 3 +26.2
+0.6
Dash 6 Sky Blue 1 -0.1
Spirit 0 Thorns 1 -0.0
Week of 9/1100.0*Chance in playoffs100.0*Average seed
Stars 5 Sky Blue 0 In
+0.1
Thorns 3 Reign 1 -0.1
Week of 9/8None
Points
Chance Will Make Playoffs