The scale of a map is 1:100, which means how much the actual distance is reduced to the original
一幅地图的比例尺是1：100，表示把实际距离缩小到原来的多少
<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>

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