Xiaohua wrote 2 pages of big characters every day, 12 characters per page, and wrote for a week. How many big characters did she write in total?
小华每天写2页大字，每页12个字，写了一周，一共写了多少个大字．
<gadget id="calculator">12 * 2 * 7</gadget>
<output>168</output>

<result>168</result>