A jacket is 128 yuan, and a shirt is 80 yuan. How much does it cost to buy a coat and two shirts?
一件外套128元，一件衬衣80元．买一件外套和二件衬衣一共需要多少元？
<gadget id="calculator">80 * 2</gadget>
<output>160</output>

<gadget id="calculator">128 + 160</gadget>
<output>288</output>

<result>288</result>