It takes (5/26) sheets of iron sheets to make a traffic sign. Uncle Wang made 156 sheets, and Uncle Li made 104 sheets. How many sheets of sheet metal did they use in total? (excluding losses)
做一个交通指示牌需要(5/26)张铁皮，王叔叔做了156个，李叔叔做了104个，他们一共用了多少张铁皮？(不计损耗)
<gadget id="calculator">5 / 26</gadget>
<output>5/26 = around 0.192308</output>

<gadget id="calculator">156 + 104</gadget>
<output>260</output>

<gadget id="calculator">(5/26) * 260</gadget>
<output>50</output>

<result>50</result>