Leveraging Contextual Worksheet to Reveal Students’ Proofing in Counting Rules. Riemann: Research of Mathematics and Mathematics Education, [S. l.], v. 7, n. 2, p. 189–203, 2025. DOI: 10.38114/riemann.v7i2.114. Disponível em: https://journal.sanagustin.ac.id/index.php/reimann/article/view/114.. Acesso em: 24 mar. 2026.