Cut a 20-meter-long rope into several identical sections, and cut 5 times in total. What is the length of each section in meters?
把一根长20米的绳子剪成相同的几段，共剪了5下，每段长多少米．
<gadget id="calculator">5 + 1</gadget>
<output>6</output>

<gadget id="calculator">20 / 6</gadget>
<output>10/3 = around 3.333333</output>

<result>10/3 = around 3.333333</result>