How are these numbers calculated?

Big Games

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

Week of 3/23100.0*Chance in playoffs100.0*Average seed
Macae 1 Resende 2 +2.2
+0.1
If winner is:HomeDrawAway
Resende vs Nova Iguacu-19.3-4.1+21.8
-0.5-0.1+0.6
Volta Redonda vs Nova Iguacu-19.3-4.0+21.8
-0.5-0.1+0.6
Bangu vs Botafogo+7.9+3.2-9.9
+0.1+0.1-0.2
Botafogo vs Fluminense-9.9+3.2+7.8
-0.2+0.1+0.1
Portuguesa vs Botafogo+7.8+3.2-9.8
+0.1+0.1-0.2
Vasco da Gama vs Boavista+5.1+2.3-6.6
+0.1+0.1-0.2
Resende vs Boavista+5.1+2.3-6.6
+0.1+0.1-0.2
Volta Redonda vs Flamengo+3.3+0.4-3.6
+0.1+0.0-0.2
Flamengo vs Vasco da Gama-3.5+0.3+3.4
-0.2+0.0+0.1
Fluminense vs Macae+0.7+0.5-1.0
+0.0+0.0-0.1
Bangu vs Macae+0.6+0.6-1.0
+0.0+0.0-0.1
Portuguesa vs Madureira+0.7+0.5-1.0
+0.0+0.0-0.1
Madureira vs Fluminense-0.9+0.5+0.6
-0.1+0.0+0.0
If winner is:HomeDrawAway
Week of 4/1100.0*Chance in playoffs100.0*Average seed
Nova Iguacu vs Vasco da Gama+21.8-4.0-19.3
+0.6-0.1-0.5
Botafogo vs Resende-9.9+3.2+7.8
-0.2+0.1+0.1
Boavista vs Portuguesa-6.6+2.3+5.2
-0.2+0.1+0.1
Fluminense vs Flamengo+3.4+0.3-3.6
+0.1+0.0-0.2
Madureira vs Bangu-1.0+0.5+0.7
-0.1+0.0+0.0
Macae vs Volta Redonda-1.0+0.5+0.6
-0.1+0.0+0.0

What If

Chances based on how well the Nova Iguacu finish out the regular season.   Explain

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456Count
163-0-099.8%88110460,008
142-1-097.961372865,877
132-0-191.44349801,374,041
121-2-081.61864181547,232
111-1-165.912543041,737,526
101-0-240.44364315101,376,456
0-3-032.5231471920115,375
90-2-122.923492620548,216
80-1-28.893742121867,532
70-0-32.221843306459,281
Total:59.4%22372512308,351,544
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 3/23100.0*Lottery seed
Macae 1 Resende 2 +0.0
If winner is:HomeDrawAway
Resende vs Nova Iguacu+1.3+0.1-1.4
Volta Redonda vs Nova Iguacu+1.3+0.1-1.3
Bangu vs Botafogo-0.1-0.1+0.1
Madureira vs Fluminense-0.1-0.1+0.1
Portuguesa vs Madureira+0.1-0.1-0.1
Fluminense vs Macae+0.1-0.1-0.1
Vasco da Gama vs Boavista+0.0-0.1+0.0
Portuguesa vs Botafogo+0.0-0.1+0.1
Botafogo vs Fluminense+0.0-0.1+0.0
Flamengo vs Vasco da Gama+0.0-0.1+0.0
Resende vs Boavista+0.0-0.1+0.0
Volta Redonda vs Flamengo-0.0-0.0+0.1
Bangu vs Macae+0.0-0.1+0.0
If winner is:HomeDrawAway
Week of 4/1100.0*Lottery seed
Nova Iguacu vs Vasco da Gama-1.4+0.1+1.4
Botafogo vs Resende+0.1-0.1+0.0
Boavista vs Portuguesa+0.0-0.1+0.0
Macae vs Volta Redonda-0.0-0.0+0.1
Fluminense vs Flamengo+0.0-0.1+0.0
Madureira vs Bangu+0.0-0.1+0.0

What If

100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-D-L123456789101112
163-0-088110
142-1-059392
132-0-133511510
121-2-0115331500
111-1-12244524400
101-0-20215343313200
0-3-003203929810
90-2-1021637321110
80-1-2005233926600
70-0-3001829392030
Total:18221713107643100