If a piece of wood is sawed into 7 sections, if the sawing time is equal each time, then the time spent sawing each section is the total time spent sawing the wood
把一根木头锯成7段，如果每次锯的时间都相等，那么锯每一段的时间是锯玩这根木头所有时间的多少
<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>