How many days does Xiao Ming participate in the summer camp from July 25th to August 5th?
小明同学参加暑期夏令营活动，从7月25日到8月5日，一共有多少天．
<gadget id="calculator">31 - 25</gadget>
<output>6</output>

<gadget id="calculator">6 + 1 + 5</gadget>
<output>12</output>

<result>12</result>