Xiaohua has 30 photos, Xiaoli has 25 pictures, how much more is Xiaohua than Xiaoli
小花有30张照片，小李有25张画片，小花比小李多多少
<gadget id="calculator">30 - 25</gadget>
<output>5</output>

<gadget id="calculator">5 / 25</gadget>
<output>1/5 = around 0.2</output>

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