“…Analysis of scientific sources devoted to the diagnosis of mathematics teachers' methodological competence (Hoth, 2017;Hoth, 2016;Ingvarson. 2013), and the development of systems of pedagogical universities and secondary schools collaboration (Buchholtz, 2018;Thurm, 2020;Daemen, 2020;Jackson, 2018;Martin, 2015;Novotná, 2018), allowed to distinguish the main structural components of the formation of mathematics teachers' methodological competence in partnership between pedagogical university and school. They are motivational, communicative, actional, and reflexive.…”