It takes Xiao Hua 3 minutes longer to walk from home to school at a speed of 100 meters per minute than at a speed of 125 meters per minute. How many meters is it from Xiaohua's house to the school?
小华每天从家到学校以每分100米的速度走要比以每分125米的速度走多用3分时间．问小华家到学校有多少米？
<gadget id="calculator">100 * 3</gadget>
<output>300</output>

<gadget id="calculator">125 - 100</gadget>
<output>25</output>

<gadget id="calculator">300 / 25</gadget>
<output>12</output>

<gadget id="calculator">125 * 12</gadget>
<output>1_500</output>

<result>1_500</result>