When a number is divided by 28, the quotient is 12 and the remainder is the largest. What is the number?
一个数除以28，商是12，余数最大，这个数是多少．
<gadget id="calculator">12 * 28</gadget>
<output>336</output>

<gadget id="calculator">28 - 1</gadget>
<output>27</output>

<gadget id="calculator">336 + 27</gadget>
<output>363</output>

<result>363</result>