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 10/7100.0*Lottery seed
Colorado 1 FC Dallas 1 +0.2
Week of 10/15100.0*Lottery seed
Colorado 1 Real Salt Lake 0 -0.6
Los Angeles 3 Minnesota 0 +0.2
Portland 4 DC United 0 -0.1
Week of 10/22100.0*Lottery seed
DC United 1 NY Red Bulls 2 -0.3
FC Dallas 5 Los Angeles 1 -0.2
Seattle 3 Colorado 0 +0.1
San Jose 3 Minnesota 2 -0.1
Points
Chance Will Make Playoffs