If a piece of wood is sawed into 9 sections, the time it takes to saw the next section is the time to complete the work
把一根木料锯成9段，锯下一段所用的时间是完成这件工作时间的多少
<gadget id="calculator">9 - 1</gadget>
<output>8</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>