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
Eels 22 Sea Eagles 12 -4.7
-0.2
Panthers 10 Storm 24 -3.5
-0.1
Warriors 12 Roosters 46 +3.2
+0.2
Dragons 34 Titans 6 -0.5
-0.1
Week of 8/28100.0*Chance in playoffs100.0*Average seed
Broncos 30 Dragons 22 +14.8
+0.8
Warriors 42 Titans 0 -3.1
-0.1
Cowboys 20 Sharks 19 -0.6
-0.0
Bulldogs 14 Rabbitohs 21 +0.5
Week of 9/4100.0*Chance in playoffs100.0*Average seed
Storm 22 Broncos 12 -30.3
-0.9
Raiders 33 Eels 20 +19.4
+0.6
Panthers 22 Warriors 6 +16.8
+0.2
Games Above .500
Chance Will Make Playoffs