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 10/14100.0*Chance in playoffs100.0*Average seed
Calgary vs Washington+7.3-7.2
+0.8-0.8
Buffalo vs Quebec City+0.6-0.6
+0.1-0.1
Vegas vs Montreal-0.5+0.5
-0.1+0.1
Columbus vs St. Louis+0.5-0.5
San Jose vs Tampa Bay-0.5+0.5
-0.1+0.1
Detroit vs Colorado+0.5-0.5
Arizona vs Pittsburgh-0.5+0.5
-0.1+0.1
If winner is:HomeAway
Week of 10/21100.0*Chance in playoffs100.0*Average seed
Minnesota vs Calgary-9.0+9.0
-1.0+1.0
St. Louis vs Boston-0.6+0.6
-0.1+0.1
Montreal vs Vancouver+0.5-0.5
+0.1-0.1
Tampa Bay vs Arizona+0.5-0.5
+0.1-0.1
Dallas vs New York R-0.5+0.5
Washington vs Chicago+0.5-0.5
+0.1-0.1
Philadelphia vs Los Angeles+0.5-0.5
+0.1-0.1
Colorado vs Columbus-0.4+0.4

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345678910111213141516Count
34-38In100388*
3216-3In9911,520
3015-4In937006,127
2814-5In782020018,725
2613-6In473811040042,881
2412-7100.0%143328316510079,979
2211-898.42821723211251000120,372
2010-976.5004871521201472100147,243
189-1027.6080251219221710310147,302
168-118.608001391824221240120,364
147-127.78000039213023679,679
126-137.68000416373543,090
105-147.9802197018,418
84-157.5806866,156
63-166.461921,475
42-175.86094275
21-182.639738
00-191.629864
Total:53.1%7777666766666655834,096

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs