When a number is divided by 9, the quotient is 27. When the remainder is the largest, what is the dividend.
一个数除以9，商是27，当余数为最大时，被除数是多少．
<gadget id="calculator">27 * 9</gadget>
<output>243</output>

<gadget id="calculator">9 - 1</gadget>
<output>8</output>

<gadget id="calculator">243 + 8</gadget>
<output>251</output>

<result>251</result>