How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
Heros 83.86 Bombers 78.66 -18.7
-1.3
Meanies 132.7 Nettles 127.76 +2.9
Dogs 138.56 Finest 161.88 +1.5
+0.1
Payton 105.32 Fighters 125.7 -1.0
9ers 140.4 Vermin 116.76 +0.8
Nappers 156.64 Chipmunks 101.22 -0.1
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Chipmunks 139.78 Bombers 66.88 -32.2
-1.3
Nappers 132.46 Nettles 102.26 +2.1
9ers 150.68 Dogs 89.26 +1.8
+0.1
Payton 148.7 Vermin 118.82 +1.3
Meanies 108.66 Heros 110.96 +0.1
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Meanies 165.9 Bombers 119.74 Out
-0.7
Chipmunks 163.38 Nettles 140.98 -4.4
+0.1
Fighters 105.48 Vermin 137.58 -3.0
-0.1
Payton 141.42 Dogs 125.82 +2.8
+0.1
9ers 138.1 Finest 161.42 -0.1
Nappers 126.64 Heros 120.9 +0.0
Points
Chance Will Make Playoffs