How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 4/1100.0*Chance in playoffs100.0*Average seed
StreitWhite vs Crazy Pizza-24.5+24.5
-2.4+2.4
aki butthole vs Quack Attack-1.6+1.6
-0.1+0.1
IanPJgay vs WidemanMoney-1.6+1.6
-0.2+0.1
MieleMiele vs KassianGreen+1.5-1.5
+0.1-0.1
McLellanDay vs VirginTerrorist-1.4+1.4
-0.1+0.1
CookeUmburger vs DevilShi-1.3+1.3
Fehr Shake vs TY Bettman-1.2+1.2
SchwartzBurns vs Rum Hamrlik+0.7-0.7
SeminEnnis vs Greg's Goodies+0.5-0.5
UncleDaddy vs FaulkYourself+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314151617181920Count
01-0-086.6%718191410865432210000004,774,588
0-1-037.61245567789910985310004,772,892
Total:62.1%41011987766666543110009,547,480
Points
Chance Will Make Playoffs