A rectangular test field is 80 meters long and 60 meters wide. Use a 1:1000 scale to draw a plan of the field. What is the area on the map?
一块长方形的试验田，长80米，宽60米，用1：1000比例尺画这块田的平面图，图上的面积是多少．
<gadget id="calculator">1 / 1_000</gadget>
<output>1/1_000 = around 0.001</output>

<gadget id="calculator">80 * (1/1_000) * 100 * 60 * (1/1_000) * 100</gadget>
<output>48</output>

<result>48</result>