Astuti N, Umar F, Handayani R, Nurjannah N. Diagnostik Kesulitan Belajar Matematika Siswa Pada Materi Operasi Hitung Penjumlahan dan Pengurangan. arriyadhiyyat [Internet]. 2024 Jul. 31 [cited 2024 Nov. 23];5(1):45-54. Available from: https://jurnal.iainlhokseumawe.ac.id/index.php/arriyadhiyyat/article/view/755