The steel pipe is sawed into 9 sections, and the time for each sawing is the same. What is the time spent in sawing each section in the total time?
钢管锯成9段，每锯一次时间相同，锯每段所用时间占全部时间的多少．
<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>