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
Rabbitohs 28 Bulldogs 20 -0.3
-0.2
Panthers 28 Broncos 12 +0.2
Raiders 22 Sea Eagles 36 +0.1
Titans 22 Warriors 24 +0.1
Sharks 32 Roosters 22 -0.1
-0.3
Cowboys 26 Knights 6 +0.1
Week of 8/30100.0*Chance in playoffs100.0*Average seed
Bulldogs 34 Panthers 14 In
+0.3
Broncos 18 Knights 26 -0.4
-0.1
Warriors 50 Raiders 16 -0.2
Sharks 18 Cowboys 31 +0.3
Week of 9/5100.0*Chance in playoffs100.0*Average seed
Raiders 18 Sharks 38 -0.5
Broncos 16 Bulldogs 11 -0.3
Games Above .500
Chance Will Make Playoffs