15.5% remove the percent sign, this number is how many times it is enlarged
15.5%去掉百分号，这个数就是扩大多少倍
<gadget id="calculator">15.5 / 100</gadget>
<output>0.155</output>

<gadget id="calculator">15.5 / 0.155</gadget>
<output>100</output>

<result>100</result>