Xiaohua's home is 1300 meters away from the school. He goes back and forth twice a day. How many meters does he walk every day?
小华家离学校1300米，他每天往返2次，他每天走多少米？
<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">1_300 * 4</gadget>
<output>5_200</output>

<result>5_200</result>