Johannes, Johannes, Guru Madya, Kepala Sekolah SDN 065012 Medan, Sumatera Utara, Indonesia (Indonesia)
Juwita, Liza, indah19850105@yahoo.co.id (Indonesia)
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JURNAL MATHEDUCATION NUSANTARA ISSN : 2614-512X (Print) ISSN : 2614-5138 (Online) Published by Program Pascasarjana UMN Al Washliyah
