What is the quotient of the sum of 2.4 and 0.6 divided by the difference between 2.4 and 0.6? How many
2.4与0.6的和除2.4与0.6的差，商是多少？多少
<gadget id="calculator">2.4 - 0.6</gadget>
<output>1.8</output>

<gadget id="calculator">2.4 + 0.6</gadget>
<output>3</output>

<gadget id="calculator">1.8 / 3</gadget>
<output>0.6</output>

<result>0.6</result>