[1]
Poluakan, C. , Ratulangi, N. and Wantu, M. 2024. Implementation of the Problem-Based Learning Model in Teaching of Mathematics about Adding Fractions with Different Denominators in Elementary Schools. International Journal of Information Technology and Education. 3, 2 (Mar. 2024), 15–23. DOI:https://doi.org/10.62711/ijite.v3i2.174.