Grandpa Zhang likes to exercise in the morning. He walks 6 times along the rectangular square in the park every morning. The square is 120 meters long and 80 meters wide. How many meters does Grandpa Zhang walk every morning?
张爷爷喜欢早锻炼，他每天早晨都要沿公园里的长方形广场走6圈．这个广场的长是120米，宽是80米，张爷爷每天早晨要走多少米？
<gadget id="calculator">120 + 80</gadget>
<output>200</output>

<gadget id="calculator">200 * 2</gadget>
<output>400</output>

<gadget id="calculator">400 * 6</gadget>
<output>2_400</output>

<result>2_400</result>