I'm creating a course with a hierarchy of content. I find myself wanting to number the high-level topics as 1, 2, 3, 4, etc.

Within section1, I want subtopics numbered as 1.1, 1.2, 1.3, 1.4, etc.

Is there an easy way to do this in the authoring tool? I believe I am using the latest version - 8.1