How are these numbers calculated?

Big Games

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

Week of 3/11100.0*Chance in playoffs100.0*Average seed
Rangers 1 Flyers 6 -0.4
Week of 3/18100.0*Chance in playoffs100.0*Average seed
Rangers 3 Jets 4 -1.1
-0.7
Flyers 2 Blackhawks 2 -0.0
If winner is:HomeTieAway
Week of 3/25100.0*Chance in playoffs100.0*Average seed
Flyers vs Rangers-0.5-0.1+0.7
Blackhawks vs Jets+0.1-0.2+0.1

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456Count
111-0-0In10066,233,615
100-0-1In208042,635,087
90-1-0In8020104,643,526
Total:In355510213,512,228
Points
Chance Will Make Playoffs