The area of a triangle is 2 decimeters square, its base is 2.5 decimeters, and its height is decimeters.
一个三角形的面积是2平方分米，它的底是2.5分米，它的高是多少分米．
<gadget id="calculator">2 / 2.5</gadget>
<output>0.8</output>

<gadget id="calculator">2 * 0.8</gadget>
<output>1.6</output>

<result>1.6</result>