The area of a triangle is (6/5)m**2, the base is (4/5)m, and the height is m.
一个三角形的面积是(6/5)m**2，底是(4/5)m，高是多少m．
<gadget id="calculator">6 / 5</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">2 / (4/5)</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">(6/5) * (5/2)</gadget>
<output>3</output>

<result>3</result>