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 -24.0
-1.2
Raiders 22 Sea Eagles 36 +2.6
+0.2
Rabbitohs 28 Bulldogs 20 +1.1
+0.1
Cowboys 26 Knights 6 +0.6
Sharks 32 Roosters 22 -0.4
Panthers 28 Broncos 12 +0.3
Week of 8/30100.0*Chance in playoffs100.0*Average seed
Roosters 22 Titans 30 +21.9
+1.0
Sharks 18 Cowboys 31 -6.6
-0.2
Broncos 18 Knights 26 -2.7
Bulldogs 34 Panthers 14 +2.2
+0.1
Warriors 50 Raiders 16 -0.5
Week of 9/5100.0*Chance in playoffs100.0*Average seed
Storm 23 Titans 22 -35.1
-1.0
Cowboys 50 Tigers 22 -12.5
-0.3
Dragons 19 Warriors 10 +3.5
+0.3
Sea Eagles 26 Panthers 38 -0.3
Games Above .500
Chance Will Make Playoffs