velocity 将数字转为以万为单位，保留2位小数

$count = 123456789  -- 将数字转为以万为单位，保留2位小数

#set($per_count = ($count/100))   --  $count/100 返回值为 1234567      

#set($per_count = ($count/100.00)) -- $count/100.00 返回值为 12345.67

$per_count 万