Koizumi and Ou Ou collected a total of 324 stamps. It is known that the number of stamps collected by Koizumi is 9 times and the number of stamps collected by Ou Ou is 5 times, which is 2012 in total. So, how many fewer stamps does Koizumi collect than Ou Ou?
小泉和欧欧共收集了324张邮票，己知小泉收集的邮票数的9倍与欧欧收集的邮票数的5倍一共是2012张．那么，小泉收集的邮票比欧欧少多少张．
<gadget id="calculator">324 * 5</gadget>
<output>1_620</output>

<gadget id="calculator">2_012 - 1_620</gadget>
<output>392</output>

<gadget id="calculator">392 / 4</gadget>
<output>98</output>

<gadget id="calculator">324 - 98 - 98</gadget>
<output>128</output>

<result>128</result>