How are these numbers calculated?

Big Games

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

Week of 2/20100.0*Chance in playoffs100.0*Average seed
Mariners 6 Wave 6 -5.5
-0.1
Ducks 8 Kings 1 +4.3
+0.0
Week of 2/28100.0*Chance in playoffs100.0*Average seed
Wave 4 Ducks 6 -13.5
-0.3
Mariners 2 OCHC2 1 -4.3
-0.3
OCHC1 7 Kings 0 +0.9
+0.0
If winner is:HomeTieAway
Week of 3/5100.0*Chance in playoffs100.0*Average seed
Wave vs KingsInInOut
+0.5+0.3-0.7
Mariners vs Wildcats-0.1-0.1+0.4

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910Count
111-0-0In217955,595,311
100-0-1In1006,013,112
90-1-0Out10038,700,597
Total:61.4%125039100,309,020
Games Above .500
Chance Will Make Playoffs