October 1, 2018 DM 157, s. 2018 – 1st MTG-DepEd-SM National Mathematical Olympiad of Senior High School Students and 2018 MTG-DepEd-Sharp-SM Family Math Quest

1st MTG-DepEd-SM National Mathematical Olympiad of Senior High School Students and 2018 MTG-DepEd-Sharp-SM Family Math Quest