Add % after 2.9, this number is reduced to the original number compared with 2.9
在2.9的后面加上%，这个数与2.9相比缩小到原来的多少
<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>

<result>1/100 = around 0.01</result>