How are these numbers calculated?

Big Games

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

Saturday, 1/16100.0*Average seed
Yukon 4 Montreal 1 -0.1
If winner is:HomeAway
Thunder Bay vs Ottawa-0.3+0.1
If winner is:HomeAway
Sunday, 1/17100.0*Average seed
Regina vs Thunder Bay+0.1-0.3
Quebec vs Montreal-0.1+0.2

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516Count
51-0Out9553,402,145
40-1Out68329,431,663
Total:Out752512,833,808
Games Above .500
Chance Will Make Playoffs