Guanghua Primary School launched a donation campaign to support the Beijing 2008 Olympic Games. The sixth grade donated 336 yuan, which is 1/3 more than the fifth grade. How much is the fifth grade donated?
光华小学开展了支持北京2008奥运会捐款活动，其中六年级捐款336元，比五年级多(1/3)，五年级捐款多少元？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 + (1/3)</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">336 / (4/3)</gadget>
<output>252</output>

<result>252</result>