A jacket is 157 yuan, and a pair of trousers is 143 yuan. How much does it cost to buy 6 sets of these clothes?
一件上衣157元，一条裤子143元，买6套这样的衣服，一共要多少元？
<gadget id="calculator">157 + 143</gadget>
<output>300</output>

<gadget id="calculator">300 * 6</gadget>
<output>1_800</output>

<result>1_800</result>