There are 142 students in the three classes of the third grade. There are 46 students in the first class. The number of students in the second class and the third class is equal. How many students are there in the second class and the third class?
三年级三个班一共有142名同学，一班有46人，二班和三班人数相等，二班、三班各有多少人？
<gadget id="calculator">142 - 46</gadget>
<output>96</output>

<gadget id="calculator">96 / 2</gadget>
<output>48</output>

<result>48</result>