There are 560 chickens in the poultry farm, and the number of ducks is 146 less than that of chickens. How many ducks are there?
养禽场养了560只鸡，鸭子的数量比鸡少146只，那么鸭子有多少只？
<gadget id="calculator">560 - 146</gadget>
<output>414</output>

<result>414</result>