Add a percent sign after the number a (a≠0), and the number is the same.
在数a(a≠0)后面添上百分号，这个数就多少．
<gadget id="calculator">0.3 / 100</gadget>
<output>0.003</output>

<gadget id="calculator">0.3 / 0.003</gadget>
<output>100</output>

<result>100</result>