Elementary Teachers’ Knowledge on Fraction Multiplication: An Anthropological Theory of the Didactic Approach. J. Teach. Learn. Elem. Educ. [Internet]. 2019 Feb. 20 [cited 2025 Oct. 14];2(1):47-52. Available from: https://jtlee.ejournal.unri.ac.id/index.php/JTLEE/article/view/109