This semester, the school starts on February 16th and the holiday is on July 6th. How many days are there in total?
本学期学校从2月16日开学，7月6日放假，一共有多少天？
<gadget id="calculator">28 - 16</gadget>
<output>12</output>

<gadget id="calculator">31 * 2</gadget>
<output>62</output>

<gadget id="calculator">30 * 2</gadget>
<output>60</output>

<gadget id="calculator">12 + 1 + 62 + 60 + 5</gadget>
<output>140</output>

<result>140</result>