How are these numbers calculated?

Big Games

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

Friday100.0*Chance in playoffs
North Stars 4 Bratislava 1 -2.1
Millionaires 3 Ice Miners 0 +1.8
SaturdayNone
Sunday100.0*Chance in playoffs
Icehawks 3 North Stars 1 In
Serphants 3 White Walkers 2 (so)In
Points
Chance Will Make Playoffs