How are these numbers calculated?

Big Games

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

Week of 10/16100.0*Chance in playoffs100.0*Average seed
Reign 0 Spirit 2 +9.7
+0.9
Stars 2 KansasC 1 -2.4
-0.2
Racing 3 Pride 1 +1.1
Courage 0 Gotham 3 In
-0.1
Dash 0 Thorns 1 In
+0.2
KansasC 1 Gotham 1 +0.0
Week of 10/28100.0*Chance in playoffs100.0*Average seed
Pride 0 Stars 1 -0.3
Racing 1 Gotham 1 +0.1
Week of 10/30100.0*Chance in playoffs100.0*Average seed
Spirit 1 Dash 0 +0.9
Gotham 1 Racing 1 +0.2
KansasC 0 Reign 3 -0.1
Points
Chance Will Make Playoffs