Avella Tuta, Diana Paola, Fabio Ahirton Salazar Pérez, and José Edilberto Miguez García. “Resolution of Mathematical Problems With Fractions Focused on the School Context”. Educación y Ciencia, no. 20 (February 3, 2019): 147–167. Accessed August 16, 2024. https://revistas.uptc.edu.co/index.php/educacion_y_ciencia/article/view/8913.