How are these numbers calculated?

Big Games

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

Week of 8/23100.0*Chance in playoffs100.0*Average seed
Titans 22 Warriors 24 +19.6
+1.4
Raiders 22 Sea Eagles 36 +1.6
+0.1
Panthers 28 Broncos 12 +1.2
Cowboys 26 Knights 6 -1.1
-0.1
Sharks 32 Roosters 22 -0.6
Week of 8/30100.0*Chance in playoffs100.0*Average seed
Sharks 18 Cowboys 31 -27.9
-0.4
Warriors 50 Raiders 16 +18.6
+0.9
Roosters 22 Titans 30 -10.7
-0.3
Broncos 18 Knights 26 -3.9
-0.0
Bulldogs 34 Panthers 14 +2.5
+0.1
Week of 9/5100.0*Chance in playoffs100.0*Average seed
Dragons 19 Warriors 10 -21.9
-0.9
Cowboys 50 Tigers 22 -11.8
-0.2
Storm 23 Titans 22 +4.7
+0.1
Sea Eagles 26 Panthers 38 -0.8
Games Above .500
Chance Will Make Playoffs