There are more than 100 parts in a pile, if 4 are packed into a pack, there will be 2 more; if 7 are packed into a pack, there will be 3 more; if 9 parts are packed into a pack, there will be 5 more. What is the exact number of parts in this pile.
一堆零件有100多个，如果4个包成一包，还多2个；如果7个包成一包，还多3个；如果9个包成一包，还多5个．这堆零件的准确数字是多少个．
<gadget id="calculator">2 * 7 * 9</gadget>
<output>126</output>

<gadget id="calculator">126 - 4</gadget>
<output>122</output>

<result>122</result>