In the three-digit number composed of 2, 3, and 5, what is the probability that it is an odd number?
由2、3、5三个数字组成的三位数中，是奇数的可能性占多少．
<gadget id="calculator">4 / 6</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>