Developing the fraction triangle card as an instructional media for supporting 5th grade in learning multiplication of fractions. Indonesian Journal of Primary Education, [S. l.], v. 7, n. 2, p. 135–142, 2023. Disponível em: https://ejournal-tasikmalaya.upi.edu/ijpe/article/view/414. Acesso em: 12 nov. 2026.