Students in class 31 watered 162 trees in the morning, and another 6 rows in the afternoon, 20 trees in each row. How many trees were watered in total on this day?
三1班学生上午浇了162棵树，下午又浇了6行，每行20棵，这一天一共浇树多少棵？
<gadget id="calculator">6 * 20</gadget>
<output>120</output>

<gadget id="calculator">162 + 120</gadget>
<output>282</output>

<result>282</result>