PENGARUH KESULITAN PENGUASAAN PERKALIAN DASAR TERHADAP KEMAMPUAN NUMERASI SISWA KELAS IV SDN 104204 SAMBI REJO TIMUR. International Healthy and Prosperous Family Journal [Internet]. 2026 Jul. 22 [cited 2026 Jul. 24];24(2). Available from: https://jurnal.unimed.ac.id/2012/index.php/jkss/article/view/74938