See www.siteground.com for monetizing your site with Google AdSense.
Appearance -> Widgets > Hit Text > Give the block a title, add code from the Google AdSense ad
See this link for Google AdSense: https://www.google.com/adsense/
Also, you can add Amazon Associates: https://affiliate-program.amazon.com/ (login with your e-mail address)
To make money as a blogger, you need to bring 15,000 new people to your site monthly.