How are these numbers calculated?

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Week of 8/19100.0*Lottery seed
Cardinals 620 Cubs 720 +0.1
Braves 658 Phillies 707 -0.1
If winner is:HomeTieAway
Week of 8/26100.0*Lottery seed
Cardinals vs Pirates-0.1+0.1+0.1

What If

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L-T123456789101112131415161718192021222324252627282930
2.5-3100
21-1-0100
0-0-25347
1.50-1-15149
10-2-05149
Total:8713
Games Above .500
Chance Will Make Playoffs