Students in grades three and four went on an autumn outing. 132 people went to the third grade, and 10 people went to the fourth grade, twice as many as the third grade. How many people went to the fourth grade?
三、四年级的同学去秋游．三年级去了132人，四年级去的人数比三年级的2倍少10人，四年级去了多少人？
<gadget id="calculator">132 * 2</gadget>
<output>264</output>

<gadget id="calculator">264 - 10</gadget>
<output>254</output>

<result>254</result>