What is the quotient of the sum of 3.75 plus 1.25 divided by their difference?
3.75加上1.25的和除以它们的差，商是多少？
<gadget id="calculator">3.75 + 1.25</gadget>
<output>5</output>

<gadget id="calculator">3.75 - 1.25</gadget>
<output>2.5</output>

<gadget id="calculator">5 / 2.5</gadget>
<output>2</output>

<result>2</result>