Fun and non-monotonous learning, as well as the COVID-19 pandemic, make teachers /lecturers think about learning that can solve the problem. Mathematics learning using a blended learning model based on rotation model is an implication of technological development, and is expected to provide solutions to the above problems. Mixing learning between conventional or face-to-face learning and online learning is expected to improve students' critical thinking skills.
                        
                        
                        
                        
                            
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