Xiao Ming's home is 980 meters away from school. After walking 90 meters to school one day, he found that he forgot to bring his homework and went home to pick it up. How many meters did Xiao Ming walk from home to school?
小明家到学校980米，一天上学走了90米以后，发现忘带作业本了回家取，小明从家到学校一共走了多少米？
<gadget id="calculator">90 + 90 + 980</gadget>
<output>1_160</output>

<result>1_160</result>