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 8/12100.0*Lottery seed
Nationals 401 Mets 277.5 +1.0
Astros 138 Rangers 277.5 +0.2
Phillies 302 Braves 202 -0.1
Rockies 232.5 Dodgers 265.5 +0.1
Blue Jays 279 Rays 329.5 +0.1
Yankees 290 Red Sox 367 -0.1
Week of 8/19100.0*Lottery seed
Phillies 137.5 Mets 174 -0.9
Rays 113.5 Red Sox 151.5 -0.2
Nationals 96 Braves 128 +0.1
Rockies 126 Giants 64.5 -0.1
Yankees 131.5 Blue Jays 112.5 +0.1
Angels 125.5 Rangers 78 -0.1
If winner is:HomeTieAway
Week of 8/26100.0*Lottery seed
Braves vs Mets+1.0+0.5-1.0
Rangers vs Mariners+0.3-0.2-0.2
Dodgers vs Giants+0.3-0.2-0.2

What If

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L-T123456789101112131415161718192021222324
101-0-059338
9.50-0-18243038
90-1-093458
Total:29212129
Games Above .500
Chance Will Make Playoffs