Teacher Wang walks 20 minutes from home to school every day, and he walks about 100 meters per minute. How far is Mr. Wang's home from the school?
王老师每天从家步行20分钟到学校，他每分钟大约走100米．王老师的家距离学校大约有多远？
<gadget id="calculator">100 * 20</gadget>
<output>2_000</output>

<result>2_000</result>