play dice. Find two identical dice (1, 2, 3, 4, 5, 6 are written on each of the six sides), throw these two dice at the same time each time, and add the two numbers facing up Summation. Question: What is the probability that the sum of the two numbers that come up is 7 when you toss it once?
玩骰子．找两颗相同的骰子(每颗的六个面上分别写着1、2、3、4、5、6)，每次同时扔出这两颗骰子，并将朝上的两个数相加求和．问：扔一次，朝上的两个数之和是7的可能性是多少．
<gadget id="calculator">6 / 36</gadget>
<output>1/6 = around 0.166667</output>

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