CHOTWINYU, N.; KONGTHIP, Y.; CHALADGARN, T. A STUDY OF MATHEMATICAL PROBLEM-SOLVING ABILITY IN LINEAR EQUATIONS IN ONE VARIABLE OF GRADE 7 STUDENTS USING CONCRETE-PICTORIAL-ABSTRACT: CPA APPROACH. Journal of Industrial Education, [S. l.], v. 21, n. 1, p. 33–43, 2022. Disponível em: https://ph01.tci-thaijo.org/index.php/JIE/article/view/246862. Acesso em: 26 apr. 2024.