METHODS OF TEACHING MATHEMATICS IN PRIMARY GRADES AND WAYS TO USE THEM EFFECTIVELY. Journal of Multidisciplinary Sciences and Innovations, [S. l.], v. 4, n. 2, p. 687–690, 2025. DOI: 10.55640/. Disponível em: https://ijmri.de/index.php/jmsi/article/view/294. Acesso em: 9 apr. 2025.