Nofriyandi, Nofriyandi, Dedek Andrian, Abdurrahman, Akbar Septiawan, Febri Loska, and Siti Nurhalimah. “Improving Students’ Numeracy Skills Through the Development of Diagnostic and Evaluation Instruments for Numeracy Proficiency”. Plusminus: Jurnal Pendidikan Matematika 5, no. 1 (March 30, 2025): 155–172. Accessed August 24, 2025. https://journal.institutpendidikan.ac.id/index.php/plusminus/article/view/2552.