There are 25 boys in a class, 5 more than girls. How much more boys than girls
某班有男生25人，比女生多5人．男生比女生多多少
<gadget id="calculator">25 - 5</gadget>
<output>20</output>

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

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