What is the area of a piece of plastic film with a length of 300 cm and a width of 200 cm?
一块长300厘米、宽是200厘米的塑料膜，面积是多少平方米．
<gadget id="calculator">300 / 100</gadget>
<output>3</output>

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

<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<result>6</result>