There are 185 roosters in the chicken farm, which is 156 less than the number of hens, and the number of chicks is twice that of hens. How many chickens are raised in the chicken farm?
养鸡场共养公鸡185只，比母鸡的只数少156只，小鸡的只数是母鸡的2倍，养鸡场共养鸡多少只？
<gadget id="calculator">185 + 156</gadget>
<output>341</output>

<gadget id="calculator">341 * 2</gadget>
<output>682</output>

<result>682</result>