MOHAMMED SALEM MAHFOUD BASNIQAB. The Degree of Sixth-Grade Students’ Ability to Perform the four Arithmetic Operations on Fractions and Decimals in Aden Governorate. Journal of the Faculties of Education - University of Aden, [S. l.], v. 19, n. 1, p. 85–95, 2025. DOI: 10.47372/jef.(2025)19.1.117. Disponível em: https://jef.adenuniv.net/index.php/jef/article/view/117. Acesso em: 22 aug. 2025.