The area of a triangle is 60dm**2, the length of the base is 8dm, and the height is dm.
一个三角形的面积是60dm**2，底长8dm，高是多少dm．
<gadget id="calculator">2 / 8</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">60 * (1/4)</gadget>
<output>15</output>

<result>15</result>