The ratio of the number of boys to girls is 6:5, how much more boys than girls.
男、女生人数比是6：5，男生比女生多多少．
<gadget id="calculator">6 - 5</gadget>
<output>1</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>