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
Nappers 156.64 Chipmunks 101.22 +22.8
+1.3
Heros 83.86 Bombers 78.66 +3.0
+0.2
Meanies 132.7 Nettles 127.76 +1.9
Dogs 138.56 Finest 161.88 +1.3
+0.1
Payton 105.32 Fighters 125.7 -0.9
9ers 140.4 Vermin 116.76 +0.7
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Nappers 132.46 Nettles 102.26 In
+1.6
Chipmunks 139.78 Bombers 66.88 +0.8
9ers 150.68 Dogs 89.26 +0.8
+0.1
Payton 148.7 Vermin 118.82 +0.6
Fighters 116.52 Finest 148.02 +0.1
+0.1
Meanies 108.66 Heros 110.96 +0.2
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Nappers 126.64 Heros 120.9 +1.6
Meanies 165.9 Bombers 119.74 -0.5
Chipmunks 163.38 Nettles 140.98 -0.2
Payton 141.42 Dogs 125.82 +0.1
Fighters 105.48 Vermin 137.58 -0.1
Points
Chance Will Make Playoffs