When Marissa Mayer took over at Yahoo, the company was in a tailspin. At first blush, her shopping spree after assuming control didn’t seem to help. Spending big cash on properties like Tumblr seemed like they may do more harm than good. Now, with Yahoo’s recent earnings report, we find out Mayer might have been taking a few steps back to start sprinting and get up to speed. Yahoo’s numbers now reflect their mobile properties, and just how well they’re doing for the once dominant search giant.