What is the quotient of the sum of 39 and 41 and the difference of 585 and 265?
用39与41的和，去除585与265的差，商是多少？
<gadget id="calculator">585 - 265</gadget>
<output>320</output>

<gadget id="calculator">39 + 41</gadget>
<output>80</output>

<gadget id="calculator">320 / 80</gadget>
<output>4</output>

<result>4</result>