If a piece of wood is sawn into 7 sections, if the sawing time is equal each time, then the time to saw each section is the time it takes to saw the wood
把一根木头锯成7段，若每次锯的时间都相等，那么锯完每一段的时间是锯完这根木头所用时间的多少
<gadget id="calculator">7 - 1</gadget>
<output>6</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>