There are 30 seats in each row of the school auditorium, there are 22 rows downstairs and 360 seats upstairs. How many seats are there in the school auditorium?
学校礼堂每排有30个座位，楼下共有22排，楼上有360个座位．学校礼堂共有多少个座位？
<gadget id="calculator">30 * 22</gadget>
<output>660</output>

<gadget id="calculator">660 + 360</gadget>
<output>1_020</output>

<result>1_020</result>