A rectangular orchard is 2000 meters long and 500 meters wide, what is the area in square kilometers?
一个长方形果园长2000米，宽500米，面积是多少平方千米？
<gadget id="calculator">500 / 1_000_000</gadget>
<output>1/2_000 = around 0.0005</output>

<gadget id="calculator">2_000 * (1/2_000)</gadget>
<output>1</output>

<result>1</result>