Rohimah, Siti Maryam, Salma Nur Anaya, Sarah Anida Putri, and Yusup Nurdiansah. 2024. “LEARNING OBSTACLES ANALYSIS ON MULTIPLICATION OF NATURAL NUMBERS IN ELEMENTARY SCHOOL”. Kalamatika: Jurnal Pendidikan Matematika 9 (2), 213-24. https://doi.org/10.22236/KALAMATIKA.vol9no2.2024pp213-224.