rectangular piece of grass is 100 meters long and 60 meters wide. If it is drawn on a drawing with a scale of (1/1000), what is the area in square centimeters?
一块长方形的草地长100米，宽60米，画在比例尺是(1/1000)的图纸上，面积是多少平方厘米．
<gadget id="calculator">1 / 1_000</gadget>
<output>1/1_000 = around 0.001</output>

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

<gadget id="calculator">60 * 100 * (1/1_000)</gadget>
<output>6</output>

<gadget id="calculator">10 * 6</gadget>
<output>60</output>

<result>60</result>