The breeding group raises 45 chickens, and the number of ducks is 5 times less than that of chickens, 25. How many ducks are raised?
饲养小组养鸡45只，鸭的只数比鸡的5倍少25只，养鸭多少只？
<gadget id="calculator">45 * 5</gadget>
<output>225</output>

<gadget id="calculator">225 - 25</gadget>
<output>200</output>

<result>200</result>