How are these numbers calculated?

Big Games

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

Week of 4/20100.0*Chance in playoffs100.0*Average seed
Velez Sarsfield 2 Flamengo 3 +20.7
+0.5
If winner is:HomeDrawAway
Union La Calera vs LDU-0.6+1.4-0.2
-0.0+0.1-0.0
If winner is:HomeDrawAway
Week of 4/28100.0*Chance in playoffs100.0*Average seed
Flamengo vs Union La Calera+13.9-2.8-19.3
+0.4-0.1-0.5
LDU vs Velez Sarsfield-1.0+2.3-0.3
-0.0+0.1-0.0

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234Count
16-18In100400,073,608*
154-0-1In991434,516,991
143-2-0In1000345,249,494
133-1-1In9281,002,223,192
123-0-299.7%69310721,800,108
2-3-0In928199,305,235
112-2-199.866340862,350,942
102-1-292.7276671,234,231,501
1-4-099.35841157,241,136
92-0-358.3256411584,310,705
1-3-187.2177013328,178,399
81-2-242.5042561700,256,383
0-5-077.8870226,540,185
71-1-37.986824659,235,688
0-4-123.702469746,624,203
61-0-40.304060231,057,033
0-3-22.735740131,874,166
50-2-30.002773185,208,171
40-1-4Out892129,170,562
30-0-5Out19936,452,634
Total:74.3%46291888,295,900,336

* Row combines multiple less frequent records.

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 4/20100.0*Lottery seed
Velez Sarsfield 2 Flamengo 3 -4.6
If winner is:HomeDrawAway
Union La Calera vs LDU+0.1-0.2+0.1
If winner is:HomeDrawAway
Week of 4/28100.0*Lottery seed
Flamengo vs Union La Calera-3.3+1.0+4.2
LDU vs Velez Sarsfield+0.1-0.3-0.0

What If

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-D-L1234567891011121314151617181920212223242526272829303132
185-0-09190000
164-1-06429610000
154-0-133392061000100
143-2-0153231165100000
133-1-1312232618820710000
123-0-20151219191021810200000000
2-3-00281927231125200000
112-2-1001391923121013831000000
102-1-2000002815310171712510610000
1-4-0000016203139121052001000
92-0-3000020137131612420156100000
1-3-1000011501411182013474100000
81-2-2000000028161671617115100000
0-5-00080001516272048631000
71-1-3000001603815201914831000000
0-4-1000001419141118181373100000
61-0-4000000013815212216931000
0-3-20003000251219221912520000
50-2-30000001271421231810310
40-1-40000001512212621102
30-0-500001515293316
Total:66666655444443323332222211111100