The area of a triangle is 3 square centimeters, the height is 3 centimeters, and what is the base.
一个三角形的面积是3平方分米，高是3厘米，底是多少．
<gadget id="calculator">3 * 100</gadget>
<output>300</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">300 * (2/3)</gadget>
<output>200</output>

<result>200</result>