Write the numbers 4, 5, and 6 on three cards respectively, and take any two cards and place them in double digits. If it is an odd number, you will win, and if it is an even number, you will win. What is the probability of Xiaoxiao winning.
把数字4、5、6分别写在三张卡片上，任取两张卡片摆放成两位数，是奇数淘气赢，是偶数笑笑赢．笑笑赢得的可能性是多少．
<gadget id="calculator">4 / 6</gadget>
<output>2/3 = around 0.666667</output>

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