Each computer desk is 130 yuan, the school bought 33 in total, and 805 yuan has been paid, how much more should be paid?
每张电脑桌130元，学校一共买了33张，已经付了805元钱，还应再付多少钱？
<gadget id="calculator">130 * 33</gadget>
<output>4_290</output>

<gadget id="calculator">4_290 - 805</gadget>
<output>3_485</output>

<result>3_485</result>