How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 2/17100.0*Average seed
Mile-Enders 13 Crew 21 +0.5
Bizoune 16 Loonies 15 -0.1
Week of 2/24100.0*Average seed
National 16 Crew 14 -0.7
Punks 11 Crottes 18 +0.1
Mile-Enders 21 Loonies 9 +0.1
Bizoune 14 Balls 13 -0.0
If winner is:HomeHome OTHome SOTieAway SOAway OTAway
Week of 3/2100.0*Average seed
Punks vs Crew-0.7-0.7-0.7-0.7+0.8+0.8+0.8
Calumets vs Balls-0.3-0.3-0.3-0.2+0.3+0.3+0.3

What If

Chances based on how well the Crew finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inBooseChance will finish regular season at seed
TPW-L-Tplayoffsd'Or12345678910Count
221-0-0InNo10011,970,191
210-0-1InNo5149487,527
200-1-0InNo495111,973,822
Total:InNo49252624,431,540
Games Above .500
Chance Will Make Playoffs