Janasbay-kizi, Shabatova Rabiga. “General Issues of Numbering Methodology in Performing Arithmetic Operations in Primary Grades”. Journal of Ethics and Diversity in International Communication 3, no. 5 (May 24, 2023): 20–22. Accessed December 28, 2024. https://oajournals.net/index.php/jedic/article/view/2123.