How are these numbers calculated?

Big Games

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

Week of 8/22100.0*Chance in playoffs100.0*Average seed
Panthers 10 Storm 24 +13.3
+1.2
Warriors 12 Roosters 46 +2.8
+0.0
Eels 22 Sea Eagles 12 -2.1
-0.1
Dragons 34 Titans 6 -1.3
-0.1
Week of 8/28100.0*Chance in playoffs100.0*Average seed
Warriors 42 Titans 0 -5.0
-0.1
Cowboys 20 Sharks 19 -3.5
-0.3
Broncos 30 Dragons 22 -1.7
-0.1
Bulldogs 14 Rabbitohs 21 +1.3
+0.1
Sea Eagles 26 Panthers 25 +0.1
Week of 9/4100.0*Chance in playoffs100.0*Average seed
Storm 22 Broncos 12 In
+1.5
Cowboys 30 Sea Eagles 16 -0.5
Panthers 22 Warriors 6 -0.5
Titans 19 Bulldogs 18 +0.1
Games Above .500
Chance Will Make Playoffs