There are four classes in the sixth grade of Jiangsu Primary School, among which there are 116 students in Class A and Class B, and 164 students in Class B, Class C and D. How many students are there in total?
江苏小学六年级有四个班，其中甲、乙两班共有116人，乙、丙、丁三班共164人，已知乙班学生人数占全年段总人数的(1/6)，六年级共有学生多少人？
<gadget id="calculator">116 + 164</gadget>
<output>280</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 + (1/6)</gadget>
<output>7/6 = around 1.166667</output>

<gadget id="calculator">280 / (7/6)</gadget>
<output>240</output>

<result>240</result>