What is the probability that the sum of two dice is 2?
掷两枚骰子，点数和是2的可能性大小是多少．
<gadget id="calculator">6 * 6</gadget>
<output>36</output>

<gadget id="calculator">1 / 36</gadget>
<output>1/36 = around 0.027778</output>

<result>1/36 = around 0.027778</result>