Analysis of Difficulty in Solving Story Problems Based on Newman Error Analysis on Flat Building Material in Grade IV Elementary School. Scientica Education Journal, [S. l.], v. 1, n. 4, p. 1–6, 2024. DOI: 10.62872/aw876f77. Disponível em: https://nawalaeducation.com/index.php/SEJ/article/view/589. Acesso em: 16 apr. 2025.