A rope is 16 meters long, cut off (1/8), how many meters are left?
一根绳子长16米，剪去它的(1/8)，还剩下多少米．
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">16 * (1/8)</gadget>
<output>2</output>

<gadget id="calculator">16 - 2</gadget>
<output>14</output>

<result>14</result>