If the six faces of a cube are marked with 1, 2, 3, 4, 5, and 6, what is the probability of each number appearing in one throw?
一个正方体6个面分别标上1、2、3、4、5、6，那么投掷一次，每个数字出现的可能性都是多少．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>