Fristita Desania, Bornok Sinaga, Asrin Lubis, Edi Syahputra
This study aims to describe students' critical thinking skills using problem-based learning approach assisted by HOTS questions. This research was conducted at SMA Negeri 13 Medan odd semester 2019/2020. The data collection technique was performed using a test of 5 questions that refer to indicators of students' critical thinking skills. Based on the results of the study obtained students' critical thinking skills in linear systems with three variables in class X MIA2 2019/2020 with students’ mean score of 71, which is included in the medium category. © 2020 IJSTR.
Mathematics education in State University of Medan, Indonesia; State University Of Medan, Indonesia