Effect of CORE (Connecting, Organizing, Reflecting, Extending) Learning Models on Student’s Mathematical Connections Ability Devya Permata Sari, M.Pd and Dr. Kadir, M.Pd Department of Mathematics Education, Universitas Islam Negeri Syarif Hidayatullah Jakarta Indonesia (E-mail: saripermata532@yahoo.com, kadir@uinjkt.ac.id) Penelitian ini didasarkan pada
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