Al-Mutawah, M.A. , Thomas, R. , Eid, A. , Mahmoud, E.Y. and Fateel, M.J. 2019. Conceptual Understanding, Procedural Knowledge and Problem-Solving Skills in Mathematics: High School Graduates Work Analysis and Standpoints. International Journal of Education and Practice. 7, 3 (Aug. 2019), 258–273. DOI:https://doi.org/10.18488/journal.61.2019.73.258.273.