Solve equation (3/4): x=2.5.
解方程(3/4)：x=2.5．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(3/4) / 2.5</gadget>
<output>0.3</output>

<result>0.3</result>