There are two dice, big and small, and the six sides of each dice are marked with points 1-6 respectively. When these two dice are thrown at the same time, what is the probability that the total sum of the two dice will be 7 points?
有大、小两枚骰子，每枚骰子上的六个面分别画着1-6点，同时抛这两枚骰子，两枚骰子的总数之和为7点的可能性为多少
<gadget id="calculator">6 / 36</gadget>
<output>1/6 = around 0.166667</output>

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