How are these numbers calculated?

Big Games

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

Week of 8/6100.0*Chance in playoffs100.0*Average seed
Pneu Belisle 3 Blacky Coyotes 21 -0.8
-0.6
Pneu Belisle 9 Les Ent. M.Emer 7 +0.2
+0.6
Villa Toyota 10 DGAF 2 -0.1
+0.1
Colts 0 Happy Campers 7 +0.1
+0.1
Laser 6 Pneu Belisle 1 Out
-0.6
Brave du coin 3 Dirt Devils 9 +0.1
DGAF 5 Les Ent. M.Emer 11 -0.1
+0.1
Happy Campers 7 DGAF 0 +0.1
Wasted Talent 6 Laser 7 +0.1
Week of 8/13100.0*Chance in playoffs100.0*Average seed
Villa Toyota 9 Pneu Belisle 3 -0.6
Wasted Talent 9 Pneu Belisle 8 -0.6
Blacky Coyotes 7 Dirt Devils 0 +0.2
Happy Campers 6 Dirt Devils 5 +0.2
Brave du coin 2 Blacky Coyotes 12 +0.1
Laser 12 DGAF 1 +0.1
Villa Toyota 7 Wasted Talent 0 +0.1
Brave du coin 7 Slammers 0 -0.1
Dirt Devils 1 Colts 9 +0.1
Week of 8/20100.0*Chance in playoffs100.0*Average seed
Wasted Talent 12 Les Ent. M.Emer 3 -0.3
Brave du coin 5 Happy Campers 10 +0.1
Colts 7 Slammers 0 +0.1
If winner is:HomeAway
DGAF vs Pneu Belisle-1.0+1.0
Slammers vs Dirt Devils+0.2-0.2
Colts vs Brave du coin+0.2-0.2

What If

Chances based on how well the Pneu Belisle finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
161-0-0Out50505,679,257
140-1-0Out50505,679,840
Total:Out2525252511,359,097
Games Above .500
Chance Will Make Playoffs