Xiao Ming has collected 30 stamps, 19 of which are landscape stamps, what percentage of the total stamps are landscape stamps?
小明收集了30张邮票，其中19张是风景邮票，风景邮票占邮票总数的几分之几？
<gadget id="calculator">19 / 30</gadget>
<output>19/30 = around 0.633333</output>

<result>19/30 = around 0.633333</result>