Bruins can clinch playoff berth with win over Lightning

BOSTON -- The math is pretty simple for both the Boston Bruins and Tampa Bay Lightning when they hit the TD Garden ice on Tuesday night.

A Boston win in regulation and the Bruins are in and the Lightning are ... in trouble. Deep trouble.

The Bruins, who have won five in a row, are on the verge of ending their two-year absence from the playoffs.

Among other Atlantic Division contenders Monday night, the Montreal Canadiens won at Florida, and the Toronto Maple Leafs won in Buffalo, but the Ottawa Senators lost in a shootout at Detroit.

So, the Atlantic Division looks like this: The Canadiens are the champs with 101 points. Toronto moved up to second with 93. Ottawa and Boston are tied at 92, but…