It is good if you use share buttons , like button, Adsense or other ads below , after or in between every Post in your blog. But you cannot add those things in every article you make. So you need a built in theme function for this task. But many of the WordPress themes , especially free themes do not support this function in their themes. So what you need to do is to install a plugin called “Post Layout”.
It also auto detects the Desktop/Mobile Mode and displays what needs to be displayed and hides other format.
“Post Layout” WordPress plugin which is best for aligning things inside the post. You can add the content in the following sections of every post. You can also find that by searching as Post Layout in Add new Plugin option of your WordPress.
You can check this article itself for getting an Idea on how it works.
The Most important thing you need to look over is that You can add Mobile adsense code also for your article. Mobile Division gets active when your site is browsed from a Phone and Desktop Mode is activated when opened from a Computer Browser.