While studying I came across an article on the project management website that gave a visual illustration to all the EVM formulas. This really made it so much easier than trying to just memorize the formulas. I hope it helps someone as much as it has helped me.
http://www.projectmanagement.com/articles/340822/Earned-Value-Management-Formulas---Illustrated
http://www.projectmanagement.com/articles/340822/Earned-Value-Management-Formulas---Illustrated