In (1/3), (2/7), (3/11), what is the smallest number.
在(1/3)，(2/7)，(3/11)中，最小的数是多少．
<gadget id="calculator">3 / 11</gadget>
<output>3/11 = around 0.272727</output>

<result>3/11 = around 0.272727</result>