In the donation activity for the Yushu disaster area, the fifth grade students donated 312 yuan, which was 1/7 less than the sixth grade students. How much did the sixth grade students donate in total?
在为玉树灾区捐款活动中，五年级学生捐款312元，比六年级少捐(1/7)，六年级学生一共捐款多少元？
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">1 - (1/7)</gadget>
<output>6/7 = around 0.857143</output>

<gadget id="calculator">312 / (6/7)</gadget>
<output>364</output>

<result>364</result>