A rectangular playground is 150 meters long and long (2/3) wide. What is the area of the playground?
一块长方形操场，长是150米，宽是长的(2/3)，这块操场的面积是多少？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">150 * (2/3)</gadget>
<output>100</output>

<gadget id="calculator">150 * 100</gadget>
<output>15_000</output>

<result>15_000</result>