Tumblr not working out for Yahoo!

Originally purchased for $1bn in 2013, after failing to meet the $100m 2015 revenue goal, written down:

A bit of simple arithmetic puts Tumblr’s value after these writedowns at about $290 million. This is not only less than a third of its purchase price, but it’s also less than the value of Tumblr’s assets when it was acquired two years ago.

Source: Marissa Mayer promised “not to screw up” Tumblr, but she totally has