On a map with a scale of 1:1000000, the distance between two places on the map is 10 cm, what is the actual distance in kilometers
在比例尺是1：1000000的地图上，图上距离是10厘米的两地，实际距离是多少千米
<gadget id="calculator">1 / 1_000_000</gadget>
<output>1/1_000_000 = around 0.000001</output>

<gadget id="calculator">10 / (1/1_000_000) / 100_000</gadget>
<output>100</output>

<result>100</result>