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 4/3100.0*Lottery seed
Coffey 3 McEwen 6 +0.5
Gravel 3 Vollrath 10 -0.0
Mantha 8 Benard 4 -0.0
If winner is:HomeTieAway
Week of 4/10100.0*Lottery seed
Coffey vs Gravel-0.7-0.1+0.6
Lynch vs Gravel+0.1-0.3-0.1
Mantha vs Lynch-0.0+0.0+0.2
McEwen vs Gravel-0.1-0.1+0.1

What If

100100100100100100100100
If finish:Chance will finish season at seed
TPW-L-T12345678
51-0-0025732
40-0-17327
30-1-0100
Total:0113653
Games Above .500
Chance Will Make Playoffs