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 1/31100.0*Lottery seed
Ramaz 41 Kushner 42 +0.6
Magen David 78 SSLI 46 +0.1
Haftr 100 JEC 50 +0.1
D. Hatorah 52 SAR 72 -0.1
Haftr 48 HANC 50 -0.1
Flatbush 71 SSLI 36 +0.1
Week of 2/5100.0*Lottery seed
JEC 31 Ramaz 41 -0.4
Magen David 67 North Shore 35 +0.1
Magen David 54 YDE 43 +0.1
HANC 74 D. Hatorah 49 -0.1
Week of 2/12100.0*Lottery seed
Shaare T. 66 North Shore 43 +0.1
Heschel 61 Haftr 68 +0.1
If winner is:HomeAway
North Shore vs Ramaz+1.0-1.0
Shaare T. vs Flatbush+0.2-0.2

What If

100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L123456789101112131415161718192021
61-05050
50-15050
Total:25252525
Games Above .500
Chance Will Make Playoffs