On a map with a scale of 1:10000000, the distance from point A to point B is 10.2 cm. If a car runs the distance in two days at a ratio of 3:2, what is the difference in kilometers between the two days? ．
在比例尺是1：10000000的地图上，量得甲地到乙地的距离是10.2厘米，一辆汽车按3：2的比例分两天跑完全程，两天跑的路程的差是多少千米．
<gadget id="calculator">1 / 10_000_000</gadget>
<output>1/10_000_000 = around 0</output>

<gadget id="calculator">10.2 / (1/10_000_000) / 100_000</gadget>
<output>1_020</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(3/5) - (2/5)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1_020 * (1/5)</gadget>
<output>204</output>

<result>204</result>