There are 8 rows of seats upstairs, each row has 35 seats, and there are 372 seats downstairs. How many seats are there in total?
楼上有8排座位，每排有35个座位，楼下有372个座位，一共有多少个座位？
<gadget id="calculator">35 * 8</gadget>
<output>280</output>

<gadget id="calculator">280 + 372</gadget>
<output>652</output>

<result>652</result>