A rope of 16 meters is folded in half three times, what is the length of each fold?
一根绳子16米，对折3次后，每折长多少米．
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">16 * (1/8)</gadget>
<output>2</output>

<result>2</result>