RITTHITHAM , T.; CHUMNASIAO, C. The Development Learning Achievement and Mathematical Process Skills on Decimals by Using Problem-Based Learning Model Combined with Deductive Teaching for Grade 5 Students . Journal of Modern Learning Development, [S. l.], v. 9, n. 12, p. 387–399, 2024. Disponível em: https://so06.tci-thaijo.org/index.php/jomld/article/view/275190. Acesso em: 16 sep. 2026.