The Calligraphy and Painting Exhibition starts on February 21, 2016 and ends on March 5, 2016. How many days are there in total?
书画展从2016年2月21日开始，到2016年3月5日结束，一共展出多少天．
<gadget id="calculator">29 - 21</gadget>
<output>8</output>

<gadget id="calculator">8 + 1 + 5</gadget>
<output>14</output>

<result>14</result>