Vargas Cabrera C. Methodologicalconsiderationsforthetreatment of thenumericcalculation of fractions in 6th grade. EduSol [Internet]. 2022 Oct. 20 [cited 2026 Nov. 11];:83-95. Available from: https://edusol.cug.co.cu:443/index.php/EduSol/article/view/215