Saw a steel pipe into 6 sections, if the sawing time is equal each time, then the time for sawing once is the time it takes to saw the steel pipe
把一根钢管锯成6段，如果每次锯的时间相等，那么锯一次的时间是锯完这根钢管所用时间的多少
<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>