The National Art Museum of China holds a painting exhibition. The exhibition period is from July 26 to August 2. How many days are there in total?
中国美术馆举办画展，展期从7月26日到8月2日，一共展出多少天．
<gadget id="calculator">31 - 26</gadget>
<output>5</output>

<gadget id="calculator">5 + 1 + 2</gadget>
<output>8</output>

<result>8</result>