How are these numbers calculated?

Big Games

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

Week of 1/16100.0*Chance in playoffs100.0*Average seed
Vasco da Gama 0 Bangu 2 -7.1
-1.0
Madureira 2 Macae 2 +0.6
+0.1
Botafogo 2 Portuguesa 2 +0.6
+0.1
Nova Iguacu 1 Cabofriense 1 +0.6
+0.1
Volta Redonda 0 Flamengo 2 -0.2
-0.0
Boavista 3 Fluminense 1 -0.2
-0.0
If winner is:HomeDrawAway
Vasco da Gama vs Nova Iguacu+4.2-1.3-2.8
+1.2-0.2-0.9
Bangu vs Volta Redonda-0.4+0.3+0.4
+0.0+0.0-0.1
Flamengo vs Cabofriense-0.3+0.3+0.2
Boavista vs Macae-0.3+0.3+0.1
Fluminense vs Botafogo+0.0+0.2-0.1
-0.0+0.1-0.0
Portuguesa vs Madureira-0.1+0.2-0.1
-0.0+0.1-0.0
If winner is:HomeDrawAway
Week of 1/23100.0*Chance in playoffs100.0*Average seed
Flamengo vs Vasco da Gama-2.6-0.8+5.5
-0.7-0.1+1.4
Cabofriense vs Vasco da Gama-2.6-1.1+4.6
-0.8-0.2+1.3
Bangu vs Nova Iguacu-0.3+0.3+0.2
Madureira vs Boavista+0.1+0.3-0.3
Botafogo vs Boavista+0.1+0.3-0.3
Flamengo vs Bangu-0.1+0.4-0.1
Volta Redonda vs Cabofriense+0.1+0.2-0.2
-0.0+0.1-0.0
Fluminense vs Portuguesa+0.0+0.2-0.2
-0.0+0.1-0.0
Nova Iguacu vs Volta Redonda-0.1+0.2+0.1
-0.0+0.1-0.0
Madureira vs Fluminense-0.1+0.2+0.0
-0.0+0.1-0.0
Macae vs Portuguesa-0.1+0.2-0.1
-0.0+0.1-0.0
Macae vs Botafogo-0.1+0.2-0.1
-0.0+0.1-0.0

What If

Chances based on how well the Vasco da Gama finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456789101112Count
3010-0-0In1000263,117
289-1-0In991128,993
279-0-1100.0%9730232,200
268-2-0100.09550424,661
258-1-199.78812001,532,100
248-0-299.18019102,204,064*
237-2-197.067303004,473,968
227-1-290.9504191009,112,975*
216-3-179.63347182007,623,063
7-0-380.23347182004,828,759
206-2-258.7164332810021,497,003*
196-1-333.96284021400024,632,941
5-4-132.3527412250008,340,644
185-3-212.5111333616300029,960,045
6-0-413.511235351420011,629,297*
175-2-32.4021535331320053,793,102
4-5-11.802133335152006,069,302
165-1-40.200317363111200048,248,838
4-4-20.200315343213200027,470,355*
154-3-30.000031735311220065,151,370
5-0-50.00031937301010017,299,687
3-6-10.0002133334152002,942,403
144-2-40.000031735311220087,563,424
3-5-20.000021433341520015,901,433*
134-1-5Out0003183731101062,741,934
3-4-3Out0003153433132048,202,434*
123-3-4Out00041837319184,674,088
4-0-6Out00042039297018,721,908
2-6-2Out0021435351215,754,287*
113-2-5Out0005234126590,908,605
2-5-3Out0004204030620,735,263*
103-1-6Out001933421554,173,517
2-4-4Out001730441847,173,667*
92-3-5Out000216473565,759,713
3-0-7Out00218483213,821,732
1-6-3Out0011345414,974,248*
82-2-6Out006385558,731,300
1-5-4Out005356013,409,553*
72-1-7Out002257329,959,460
1-4-5Out001237624,269,805*
61-3-6Out00138728,257,267
2-0-8Out0013868,276,990*
51-2-7Out0069421,605,222
0-5-5Out004963,427,890
41-1-8Out02989,618,149
0-4-6Out02985,089,415
30-3-7Out01997,086,451*
20-2-8Out01003,458,854
10-1-9Out01001,365,916
00-0-10Out100489,076
Total:4.9%23456789111214181,184,010,488

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs