Praise, who now has eight goals this season, broke a 1-1 tie with a power-play goal in the second period and closed out the scoring again in the Wild's three-goal third period.
Calgary got their lone goal from Jiri Hudler, who connected on a wrist shot that gave the Flames a 1-0 advantage at 5:24 of the first period.
Reto Berra blocked 19-of-24 shots in his second career NHL start.
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