How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Wednesday100.0*Average seed
SCB 2 HCD 0 -0.2
HCL 3 ZSC 1 +0.1
HCFG 2 EHCB 1 (ot)-0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Saturday100.0*Average seed
HCD vs HCL+0.5+0.2+0.2-0.1-0.1-0.4
LHC vs HCFG+0.2+0.0+0.0-0.1-0.1-0.2
EHCB vs ZSC+0.1+0.0+0.0-0.1-0.1-0.2
GSHC vs SCB-0.1-0.0-0.0+0.0+0.0+0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTL-OTplayoffs123456789101112Count
792-00-0In653148,701,788
781-10-0In4743106,387,304
771-00-1In21532611,241,631
0-20-0In2153261,180,043
761-01-0In7395430,422,185
0-10-1In739544,147,132
750-11-0In22670211,231,342
0-00-2In2267023,456,764
740-01-1In1086518,721,520
730-02-0In871325,401,707
Total:In1226594120,891,416
Points
Chance Will Make Playoffs