When a number is divided by 38, the quotient is 7 and the remainder is 23. What is the number?
一个数除以38，商是7，余数是23，这个数是多少．
<gadget id="calculator">7 * 38</gadget>
<output>266</output>

<gadget id="calculator">266 + 23</gadget>
<output>289</output>

<result>289</result>