Ibrahim, A. P., Otaya, L. G., & Nadjamuddin, A. (2024). MENINGKATKAN HASIL BELAJAR MATEMATIKA SISWA MELALUI MODEL PEMBELAJARAN PROBLEM BASED LEARNING PADA MATERI PECAHAN CAMPURAN DI KELAS V. EDUCATOR (DIRECTORY OF ELEMENTARY EDUCATION JOURNAL), 5(2), 50–63. https://doi.org/10.58176/edu.v5i2.2106