There are four poker cards, two 2's and two 6's, and they are buckled on the table. Two cards are drawn each time. The sum is the most likely.
有四张扑克牌，有两个2，两个6，反扣在桌面上，每次摸两张，和是多少的可能性最大．
<gadget id="calculator">2 + 6</gadget>
<output>8</output>

<result>8</result>