When a number is divided by 4, the quotient is 112 and the remainder is 2. What is the number?
一个数除以4，商是112，余数是2，这个数是多少．
<gadget id="calculator">112 * 4</gadget>
<output>448</output>

<gadget id="calculator">448 + 2</gadget>
<output>450</output>

<result>450</result>