The editors of the Jurnal Didactical Mathematics are pleased to announce that the second issue of Volume 7 has been officially published in October 2025. This issue presents a collection of peer-reviewed articles that advance research and practice in mathematics education, particularly in didactic and instructional innovation.

Published: 2025-10-31

Learning Obstacle Siswa Kelas VII pada Materi Bilangan Rasional dan Irasional

Dwi Sindy Zonanda Waty , Muhammad Ade Apriansyah Muis, Rani Novalia, Rosida Rakhmawati Muhammad, Bambang Sri Anggoro

211-223

Fenomena Salah Jurusan Terhadap Studi Mahasiswa pada Prodi Pendidikan Matematika Universitas Islam Negeri Raden Intan Lampung

Malik Ibrahim, Nurul Izza Waya, Akhmad Hafiddin Aslam, Rosida Rakhmawati Muhammad, Bambang Sri Anggoro

224-240

Analisis Kesalahan Mahasiswa dalam Menyelesaikan Soal Barisan Bilangan Rill Berdasarkan Teori Kastolan

Stephani Theresa Vania Tampubolon, Dwi Ayu Febrianti, Engeli Emmanuela Tambunan, Gita Helena Tarigan, Michael Christian Simanullang

241-248

Pengembangan E-LKPD Liveworksheet untuk Meningkatkan Kemampuan Pemecahan Masalah Matematis

Risma Amalia Illahi, Reza Muhamad Zaenal, Ita Yusritawati

365-377