How are these numbers calculated?

Big Games

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

Week of 3/17100.0*Chance in playoffs100.0*Average seed
Get Pucked 8 buttfinmygameup 5 -11.9
-0.5
Suck my Deke 5.5 Jerdawgin 7.5 -1.5
TaxiCab Kanefes 7 Er Day Im Byfug 6 -1.2
Peter North Stars 12 Mr Hands 1 +1.2
+0.0
Puckey Suckey 2 Malkin in the M 11 +0.5
Billy Haze 5 Cnt Destroyer 8 +0.5
If winner is:HomeAway
Week of 3/24100.0*Chance in playoffs100.0*Average seed
Puckey Suckey vs buttfinmygameup-14.0+16.4
-0.5+0.6
Suck my Deke vs TaxiCab Kanefes+2.2-3.1
+0.1-0.1
Get Pucked vs Cnt Destroyer-2.5+2.0
-0.1+0.0
Billy Haze vs Jerdawgin+0.6-0.6
Er Day Im Byfug vs Mr Hands+0.5-0.5

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
01-1-054.3%311257132425135329,537,216
0-2-024.5510000315292616522,219,236
2-0-080.8135813151620121159,046,020
Total:47.4%311246102024168460,802,472
Points
Chance Will Make Playoffs