How are these numbers calculated?

Big Games

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

Week of 3/18100.0*Chance in playoffs100.0*Average seed
Volta Redonda 3 Madureira 2 +10.2
+0.5
Vasco da Gama 0 Botafogo 0 +2.2
+0.0
Resende 0 Flamengo 1 +0.5
+0.1
Bangu 0 Boavista 0 +0.3
+0.1
Portuguesa 2 Macae 1 -0.1
-0.1
If winner is:HomeDrawAway
Week of 3/22100.0*Chance in playoffs100.0*Average seed
Volta Redonda vs Nova Iguacu+19.2-5.9-12.0
+0.5-0.1-0.3
Boavista vs Volta Redonda-14.5-9.0+14.9
-0.4-0.2+0.4
Vasco da Gama vs Madureira-12.4+4.5+12.2
-0.1+0.0+0.1
Flamengo vs Vasco da Gama+4.3-2.9-16.6
+0.0-0.0-0.2
Flamengo vs Bangu+0.3-0.2-2.2
+0.0-0.0-0.2
Resende vs Boavista-1.1+0.7+1.1
-0.1+0.1+0.1
Macae vs Resende+1.1+0.7-1.0
+0.1+0.1-0.1
Bangu vs Botafogo-1.1+0.3+0.4
-0.1+0.0+0.1
Nova Iguacu vs Portuguesa+0.3+0.2-0.8
+0.0+0.0-0.1
Portuguesa vs Madureira-0.7+0.1+0.3
-0.1+0.0+0.1

What If

Chances based on how well the Volta Redonda finish out the regular season.   Explain

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456Count
214-0-097.7%2962192,241
193-1-087.108713712,726
183-0-178.1782201,512,452
172-2-053.7544510853,997
162-1-148.048502003,265,827
152-0-232.132607002,912,501
1-3-022.422671000412,979
141-2-111.1116621202,212,399
131-1-27.376029403,738,805
0-4-04.9558325069,896
121-0-32.4242421312,008,457
0-3-10.813644172477,342
110-2-2Out21452861,162,189
100-1-3Out123838121,205,450
90-0-4Out4244627458,147
Total:26.5%02645197221,195,408
Points
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

Week of 3/18100.0*Lottery seed
Volta Redonda 3 Madureira 2 -1.1
Fluminense 1 Nova Iguacu 3 +0.1
Bangu 0 Boavista 0 -0.1
Resende 0 Flamengo 1 -0.1
Portuguesa 2 Macae 1 +0.0
If winner is:HomeDrawAway
Week of 3/22100.0*Lottery seed
Boavista vs Volta Redonda+1.1+0.3-0.9
Volta Redonda vs Nova Iguacu-1.2+0.3+0.8
Flamengo vs Bangu-0.0+0.0+0.2
Flamengo vs Vasco da Gama-0.0+0.0+0.2
Botafogo vs Fluminense+0.2+0.0-0.1
Macae vs Resende-0.1-0.1+0.1
Portuguesa vs Madureira-0.1-0.1+0.1
Bangu vs Botafogo-0.0-0.1+0.0
Resende vs Boavista+0.0-0.1+0.0
Vasco da Gama vs Madureira+0.0-0.1+0.0
Nova Iguacu vs Portuguesa+0.0-0.1-0.0

What If

100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-D-L123456789101112
214-0-02871110
193-1-0047411110
183-0-123452660
172-2-0424422640
162-1-111438371000
152-0-20320462920
1-3-00111434140
141-2-100323561710
131-1-201125330400
0-4-007543350
121-0-30228462030
0-3-10023472540
110-2-2835391520
100-1-3117423270
90-0-4032346262
Total:048131926168410