The diameter of a bicycle tire is 0.8 meters. If it turns 100 times per minute, it takes 10 minutes from Xiao Ming's house to school. How many meters is it from Xiao Ming's house to school?
自行车轮胎的直径是0.8米，如果每分转100圈，从小明家到学校需要10分，小明家到学校有多少米？
<gadget id="calculator">3.14 * 0.8</gadget>
<output>2.512</output>

<gadget id="calculator">2.512 * 100</gadget>
<output>251.2</output>

<gadget id="calculator">251.2 * 10</gadget>
<output>2_512</output>

<result>2_512</result>