The farm raises 257 chickens and 152 cages of ducks, 4 in each cage. How many chickens and ducks are raised in the farm? ?
饲养场养鸡257只，养鸭152笼，每笼4只．饲养场共养鸡鸭多少只？？
<gadget id="calculator">152 * 4</gadget>
<output>608</output>

<gadget id="calculator">608 + 257</gadget>
<output>865</output>

<result>865</result>