Xiao Ming goes to school from home to class, if he walks at a speed of 50 meters per minute, he will be late for 8 minutes, so he speeds up and walks an extra 10 meters per minute. As a result, Xiao Ming arrives 5 minutes earlier, and the distance between Xiao Ming's house and school How far?
小明从家到学校去上课，如果以每分钟50米的速度走，则要迟到8分钟，于是他加快速度，每分钟多走10米，结果小明早到了5分钟，小明家到学校的路程有多远？
<gadget id="calculator">50 * 8</gadget>
<output>400</output>

<gadget id="calculator">60 * 5</gadget>
<output>300</output>

<gadget id="calculator">400 + 300</gadget>
<output>700</output>

<gadget id="calculator">700 / 10</gadget>
<output>70</output>

<gadget id="calculator">70 + 8</gadget>
<output>78</output>

<gadget id="calculator">50 * 78</gadget>
<output>3_900</output>

<result>3_900</result>