There are 399 ducks in the farm, which is three times the number of geese. There are 146 more chickens than geese. How many chickens are there in the farm?
饲养场养鸭有399只，是养鹅只数的3倍．养鸡的只数比鹅多146只，饲养场养了多少只鸡？
<gadget id="calculator">399 / 3</gadget>
<output>133</output>

<gadget id="calculator">133 + 146</gadget>
<output>279</output>

<result>279</result>