Number guessing game: Xiaoming said to Xiaobing: "You first think of a number, subtract 3 from this number, multiply the difference by 2, and then tell the result, I can guess what number you think." If Xiaobing The result given is 106. Guess what Xiao Ming wanted: how much.
猜数游戏：小明对小兵说："你先想好一个数，把这个数减3，将差乘以2，然后把结果说出来，我就能猜出你想的是什么数．"若小兵给出的结果是106，你猜小明想的数是：多少．
<gadget id="calculator">106 / 2</gadget>
<output>53</output>

<gadget id="calculator">53 + 3</gadget>
<output>56</output>

<result>56</result>