Halawati, Halawati, dan Mayang Gadih Ranti. “Improvement of Ability of Class VB Students SDN Indrasari 2 Martapura to Solve Multiplying and Dividing Fraction Use Tiered Drilling”. Math Didactic: Jurnal Pendidikan Matematika 6, no. 1 (April 29, 2020): 65-74. Diakses Juni 30, 2025. https://jurnal.stkipbjm.ac.id/index.php/math/article/view/911.