There are two numbers 1690 and 1306, subtract 8 from the first number and add 8 to the second number at the same time, this counts as one operation. If two numbers are equal, how many times should the operation be performed.
有1690和1306两个数，把第一个数减去8，同时把第二个数加上8，这算一次操作．若要两数相等，操作的次数是多少．
<gadget id="calculator">1_690 - 1_306</gadget>
<output>384</output>

<gadget id="calculator">8 + 8</gadget>
<output>16</output>

<gadget id="calculator">384 / 16</gadget>
<output>24</output>

<result>24</result>