How are these numbers calculated?

Big Games

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

Saturday, 3/12100.0*Chance in playoffs100.0*Average seed
Leafs 5 OCHC2 1 -24.4
-0.6
Mariners 2 Dragons 9 +0.3
+0.0
If winner is:HomeHome OTHome SOAway SOAway OTAway
Sunday, 3/13100.0*Chance in playoffs100.0*Average seed
Dragons vs OCHC2-23.9-18.7-18.7+12.5+12.3+25.4
-0.4-0.3-0.3+0.1+0.1+0.5
OCHC2 vs Mariners+23.6+18.9+18.9-16.7-16.8-24.1
+0.7+0.5+0.5-0.4-0.4-0.7
Leafs vs Mariners-1.5-4.8-5.0-1.9-1.8+3.2
-0.0-0.1-0.1-0.0-0.0+0.0
Dragons vs Leafs-1.9-4.2-4.2+0.2+0.3+2.9
-0.0-0.1-0.1-0.1-0.1+0.1

What If

Chances based on how well the OCHC2 finish out the regular season.   Explain

100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTplayoffs1234Count
420-090.9%266592,410,127
310-118.118748961,149
211-05.5652423,855,704
00-2Out10096,500
0-1Out1002,314,456*
Total:26.8%62031439,637,936

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs