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 -22.6
-1.2
Heros 83.86 Bombers 78.66 +3.0
+0.1
Meanies 132.7 Nettles 127.76 +1.7
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
Chipmunks 139.78 Bombers 66.88 +26.9
+1.1
Payton 148.7 Vermin 118.82 +1.2
9ers 150.68 Dogs 89.26 +1.2
+0.1
Nappers 132.46 Nettles 102.26 +0.8
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Chipmunks 163.38 Nettles 140.98 In
+1.5
Fighters 105.48 Vermin 137.58 -2.3
-0.1
Payton 141.42 Dogs 125.82 +2.1
+0.2
Meanies 165.9 Bombers 119.74 +0.7
+0.1
Nappers 126.64 Heros 120.9 -0.1
Points
Chance Will Make Playoffs