Xiaoqiang's home is 1,200 meters away from the school, and he walked for 15 minutes, still 270 meters away from the school. How many meters does Xiaoqiang walk on average per minute?
小强家离学校1200米，他走了15分钟，离学校还有270米．小强平均每分钟走多少米？
<gadget id="calculator">1_200 - 270</gadget>
<output>930</output>

<gadget id="calculator">930 / 15</gadget>
<output>62</output>

<result>62</result>