Three identical cube dice are marked with points 1 to 6 on each of the six faces. When the three dice are thrown upwards at the same time, the probability that the sum of the points on the three upward faces after landing is 6 how many.
三粒完全相同的正方体骰子，每个骰子的六个面上分别标着1至6点，将这三个骰子同时上抛，落地后朝上的三个面上的点数之和是6的概率是多少．
<gadget id="calculator">1 / 16</gadget>
<output>1/16 = around 0.0625</output>

<result>1/16 = around 0.0625</result>