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
Panthers 28 Broncos 12 +12.2
+1.1
Raiders 22 Sea Eagles 36 +2.4
+0.2
Titans 22 Warriors 24 +1.6
+0.0
Rabbitohs 28 Bulldogs 20 +0.5
Cowboys 26 Knights 6 +0.4
-0.1
Sharks 32 Roosters 22 -0.3
Week of 8/30100.0*Chance in playoffs100.0*Average seed
Bulldogs 34 Panthers 14 -21.8
-1.1
Sharks 18 Cowboys 31 -3.5
-0.2
Broncos 18 Knights 26 -2.5
Roosters 22 Titans 30 -2.2
-0.2
Warriors 50 Raiders 16 -0.4
Week of 9/5100.0*Chance in playoffs100.0*Average seed
Storm 23 Titans 22 +2.3
+0.2
Dragons 19 Warriors 10 +2.3
+0.2
Cowboys 50 Tigers 22 Out
-0.1
Sea Eagles 26 Panthers 38 +1.6
Raiders 18 Sharks 38 +0.3
Broncos 16 Bulldogs 11 -0.3
Games Above .500
Chance Will Make Playoffs