Considering the 12 small sticks as a whole, how many of them are taken out are 12 small sticks (1/6).
把12根小棒看做一个整体，拿出其中的多少根，就是12根小棒的(1/6)．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">12 * (1/6)</gadget>
<output>2</output>

<result>2</result>