The Resolution of Mathematical Problems and their Impact on the Learning of Random Thinking of Fifth Grade Students of Basic Education of the Liceo Joaquín F. Vélez Educational Institution. RTED [Internet]. 2019 Sep. 21 [cited 2026 Sep. 5];7(2):45-52. Available from: https://www.docentes20.com/revista-electronica/index.php/revista-docentes20/article/view/10