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 +18.7
+0.5
If winner is:HomeDrawAway
Union La Calera vs LDU-0.6+1.8-0.6
-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+18.0-0.6-17.6
+0.5-0.0-0.4
LDU vs Velez Sarsfield-0.7+2.4-0.8
-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
16-18In10088,513,885*
154-0-1In991106,339,647
143-2-0In100084,414,699
133-1-1In928267,985,716
123-0-299.7%69310212,668,365
2-3-0In92853,183,425
112-2-199.865340253,249,444
102-1-292.426678401,945,808
1-4-099.25842116,755,121
92-0-356.8255421212,679,404
1-3-186.8167113106,362,679
81-2-240.1040582253,230,793
0-5-076.1769242,110,163
71-1-36.876627267,962,088
0-4-121.702270816,753,970
61-0-40.203564106,364,967
0-3-22.12544453,192,032
50-2-30.00237784,426,258
40-1-4Out69467,014,994
30-0-5Out19921,492,254
Total:67.0%382921122,676,645,712

* 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 -4.3
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-4.2+0.5+3.9
LDU vs Velez Sarsfield+0.1-0.3+0.0

What If

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-D-L1234567891011121314151617181920212223242526272829303132
185-0-0946000
164-1-0742330000
154-0-144371430000100
143-2-0243826102000000
133-1-151826231351081000
123-0-202816201571218200000000
2-3-01413232617716200000
112-2-1001412202091213620000000
102-1-2000013914411171711510710000
1-4-000002822254111394100100
92-0-3000020127131612419166200000
1-3-10000114014111920123741000000
81-2-20000000026141761518136200000
0-5-00070001515272148731000
71-1-3000016025111720181262100000
0-4-1000003180391619161041000000
61-0-400000001491622211583100
0-3-20002000127142022171041000
50-2-3000000013815222317820
40-1-400000026142428196
30-0-5000028233829
Total:65555444444443333333333222221110