The distance from Wang Hua's home to the school is 650 meters, and he went home for lunch at noon. How many meters does he walk to school and home every day?
王华家到学校的路程是650米，他中午回家吃饭．他每天上学和回家要走多少米？
<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">650 * 4</gadget>
<output>2_600</output>

<result>2_600</result>