□/13=12…□, when the remainder is the largest, what is the dividend.
□/13=12…□，当余数最大时，被除数是多少．
<gadget id="calculator">13 - 1</gadget>
<output>12</output>

<gadget id="calculator">13 * 12</gadget>
<output>156</output>

<gadget id="calculator">156 + 12</gadget>
<output>168</output>

<result>168</result>