25 is more than 20 ((())/(())). How many.
25比20多((())/(()))．多少．
<gadget id="calculator">25 - 20</gadget>
<output>5</output>

<gadget id="calculator">5 / 20</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>