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Kuswara RD, Almazroei EE, Isnawan MG. Online didactical design for subtraction fractions: A didactical design research through lesson study activities. Int. J. Didact.Math Distance Educ. [Internet]. 2024 Apr. 24 [cited 2024 Nov. 21];1(1):37-46. Available from: https://jurnal.ut.ac.id/index.php/ijdmde/article/view/7772