For Public & Private Elementary & Secondary Schools: Unnumbered Division Memorandum re: 2014 MTAP Convention & MTAP-DepEd-NCR Seminar-Workshop in Mathematics for Elementary & Secondary Teachers Posted on August 28, 2014 by MSM13 Leave a comment 911. Unnumbered Division Memorandum relative to 2014 MTAP Convention & MTAP-DepEd-NCR Seminar-Workshop in Mathematics for Elementary & Secondary Teachers Memorandum