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 10/11100.0*Lottery seed
Portland 4 DC United 0 -0.0
Week of 10/15100.0*Lottery seed
Los Angeles 3 Minnesota 0 -0.3
Colorado 1 Salt Lake 0 +0.3
If winner is:HomeDrawAway
Week of 10/22100.0*Lottery seed
Dallas vs Los Angeles+0.4-0.0-1.2
DC United vs NY Red Bulls+0.3+0.1-0.2
Seattle vs Colorado-0.0-0.0+0.2

What If

100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-D-L12345678910111213141516171819202122
351-0-063343
330-1-04456
320-0-1100
Total:121870
Points
Chance Will Make Playoffs