The teacher took the third-grade students to plant trees. A total of 54 rows were planted, with 6 trees in each row. How many trees were planted in total?
老师带三年级同学去植树，共植了54排，每排6棵，一共植了多少棵树？
<gadget id="calculator">6 * 54</gadget>
<output>324</output>

<result>324</result>