The area of a triangle is 36 square decimeters, the base is 9 decimeters, and the height is decimeters.
一个三角形的面积是36平方分米，底是9分米，高是多少分米．
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">36 * (2/9)</gadget>
<output>8</output>

<result>8</result>