One morning in Dalian, the temperature is -3°C, and the temperature rises by 5°C by noon, then what is the temperature in Celsius at noon.
大连某天早晨的温度是-3℃，到中午气温升高了5℃，那么中午是多少摄氏度．
<gadget id="calculator">5 - 3</gadget>
<output>2</output>

<result>2</result>