What is the quotient of 24.8 divided by the difference of 13.1 minus 6.9?
用13.1减去6.9的差去除24.8，商是多少．
<gadget id="calculator">13.1 - 6.9</gadget>
<output>6.2</output>

<gadget id="calculator">24.8 / 6.2</gadget>
<output>4</output>

<result>4</result>