PENGEMBANGAN LEMBAR KERJA SISWA (LKS) BERBASIS MODEL PROBLEM BASED LEARNING (PBL) BERMUATAN HOTS PADA MATERI BILANGAN BULAT SISWA KELAS VII MTs. JPPM [Internet]. 2021 Sep. 8 [cited 2025 Mar. 14];3(1):211-23. Available from: https://jurnal.mipatek.upgripnk.ac.id/index.php/JPPM/article/view/161