How are these numbers calculated?

Big Games

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

Week of 12/12100.0*Chance in playoffs100.0*Win Super Bowl100.0*Average seed
Dallas 44 LA Rams 21 In
+0.0
San Francisco 22 Atlanta 29 -0.5
-0.7
-0.5
LA Chargers 10 Minnesota 39 -0.3
Green Bay 21 Chicago 13 -0.3
-0.0
Carolina 24 Seattle 30 -0.6
-0.4
Washington 27 Philadelphia 37 -0.0
Week of 12/22100.0*Chance in playoffs100.0*Win Super Bowl100.0*Average seed
San Francisco 34 LA Rams 31 +0.2
+0.2
Minnesota 10 Green Bay 23 +0.1
Tennessee 28 New Orleans 38 -0.0
Philadelphia 17 Dallas 9 -0.0
Washington 35 NY Giants 41 -0.0
Atlanta 24 Jacksonville 12 -0.0
Week of 12/29100.0*Chance in playoffs100.0*Win Super Bowl100.0*Average seed
Seattle 21 San Francisco 26 +3.1
+2.0
Games Above .500
Chance Will Make Playoffs