A rectangular piece of land is 60 meters long and 40 meters wide. Draw it on a drawing with a scale of 1:100. What is the perimeter of the rectangle on the drawing in centimeters?
一块长方形的地，长60米，宽40米，用1：100的比例尺把它画在图纸上，图纸上这个长方形的周长是多少厘米．
<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>

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

<gadget id="calculator">40 * 100 * (1/100)</gadget>
<output>40</output>

<gadget id="calculator">60 + 40</gadget>
<output>100</output>

<gadget id="calculator">100 * 2</gadget>
<output>200</output>

<result>200</result>