The Mathematical Society of Serbia was founded in January 1948. It had wide activities during previous 60 years in many fields---scientific, educational and in popularization of mathematics. It publishes five journals and a lot of other publications, mostly intended for young mathematicians and programmers. It is also the organizer of all competitions in mathematics and informatics in Serbia and it sends Serbian teams to international competitions. Finally, the Society represents Serbian mathematicians in international associations. This article is an attempt to give a brief description of these activities.