Sukmanasa, E., Indirwan, Salwa, M., & Wahyuni, N. (2025). The Evaluating the Effectiveness of Role-Playing in Enhancing Fourth Graders’ Mastery of Decimal Numbers in Mathematics. Journal of Mathematics Instruction, Social Research and Opinion, 4(2), 455–464. https://doi.org/10.58421/misro.v4i2.433