256 people came to the rink in the morning, 142 left in the afternoon, and another 350 arrived. How many people are there at the skating rink?
场上午来了256人，下午142离开，又有350到来，这时溜冰场有多少人？
<gadget id="calculator">256 - 142</gadget>
<output>114</output>

<gadget id="calculator">114 + 350</gadget>
<output>464</output>

<result>464</result>