Mr. Li has prepared 25 film rolls for this sports meeting, each film can take 36 pictures, how many pictures can he take?
李老师为本次运动会准备了25个胶卷，每个胶卷能拍36张，他能拍多少张照片？
<gadget id="calculator">36 * 25</gadget>
<output>900</output>

<result>900</result>