Beibei's family originally had 27 eggs, and her chickens lay 2 eggs a day. Suppose Beibei's family eats 5 eggs a day. Think about it, how many days will it take for Beibei's family to eat up all their eggs?
贝贝家原有27个鸡蛋，她家养的鸡每天还生2个鸡蛋，假设贝贝家每天都要吃5个鸡蛋，想一想，多少天后贝贝家的鸡蛋就吃完了？
<gadget id="calculator">5 - 2</gadget>
<output>3</output>

<gadget id="calculator">27 / 3</gadget>
<output>9</output>

<result>9</result>