“PENGARUH SISTEM PEMBELAJARAN HYBRID TERHADAP TINGKAT PEMAHAMAN MAHASISWA DI JURUSAN MATEMATIKA UNIVERSITAS BANGKA BELITUNG TAHUN AJARAN 2021 2022: THE INFLUENCE OF THE HYBRID LEARNING SYSTEM ON THE LEVEL OF UNDERSTANDING OF STUDENTS IN THE MATHEMATICS DEPARTMENT AT BANGKA BELITUNG UNIVERSITY FOR THE 2021 2022 ACADEMIC YEAR”. Fraction: Jurnal Teori Dan Terapan Matematika, vol. 3, no. 2, Dec. 2023, pp. 71-79, https://doi.org/10.33019/fraction.v3i2.49.