Teacher Zhang buys 4 badminton rackets, each badminton racket is 198 yuan. After Mr. Zhang paid the salesperson some money, the salesperson got back 80 yuan. How much does Mr. Zhang pay the salesperson?
张老师买4副羽毛球拍，每副羽毛球拍198元．张老师付给营业员一些钱后，营业员找回了80元．张老师付给营业员多少钱？
<gadget id="calculator">198 * 4</gadget>
<output>792</output>

<gadget id="calculator">792 - 80</gadget>
<output>712</output>

<result>712</result>