What is the quotient of the difference between 3 and 9 divided by the sum of 336 and 474?
3与9的差除336与474的和，商是多少？
<gadget id="calculator">336 + 474</gadget>
<output>810</output>

<gadget id="calculator">9 - 3</gadget>
<output>6</output>

<gadget id="calculator">810 / 6</gadget>
<output>135</output>

<result>135</result>