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*NWSL Shield100.0*Average seed
Reign 0 Spirit 2 -29.8
-0.4
Dash 0 Thorns 1 No
-0.2
Courage 0 Gotham 3 -0.3
-0.1
KansasC 1 Gotham 1 +0.1
Week of 10/28100.0*NWSL Shield100.0*Average seed
Racing 1 Gotham 1 +0.1
Week of 10/30100.0*NWSL Shield100.0*Average seed
KansasC 0 Reign 3 +0.1
Points
Chance Will Make Playoffs