The 44th edition of CNMAC will take place at the School of Applied Mathematics of Fundação Getúlio Vargas, in Rio de Janeiro, and is organized by a local committee formed by professors from EMAp/FGV, LNCC, UERJ, and UFRJ. Come participate in CNMAC! It is a great opportunity to discuss and learn about topics related to Applied and Computational Mathematics at various levels, with activities dedicated to elementary school teachers, covering everything from undergraduate studies to cutting-edge scientific research communicated by researchers with extensive experience in the field.