Nasution L, Siregar N. Development of Student Worksheets (LKPD) Multiplications to Overcome Operational Difficulties Calculate Multiplications Story Road. Scaffolding [Internet]. 19Jul.2024 [cited 31Mar.2025];6(2):16-7. Available from: https://ejournal.insuriponorogo.ac.id/index.php/scaffolding/article/view/5171