Tuğrul KAR, Tuğrul KAR, Cemalettin IŞIK. Analyzing Problems Posed by Seventh Grade Middle School Students for Subtraction Operation with Fractions. Elementary Education Online [Internet]. 2023 Dec. 20 [cited 2025 Jan. 22];13(4):1223-39. Available from: https://ilkogretim-online.org/index.php/pub/article/view/6294