A large passenger ship originally had 203 people, 78 people disembarked, and 125 people boarded again. How many people were on the passenger ship when the ship sailed again?
一艘大客轮原有203人，有78人下船，又有125人上船，再开船时客轮上有多少人？
<gadget id="calculator">203 - 78</gadget>
<output>125</output>

<gadget id="calculator">125 + 125</gadget>
<output>250</output>

<result>250</result>