This study was conducted for 8 sessions during the first two weeks of October, 2015, in order to find out the pre-intervention and post-intervention performance of students at risk. The subjects of this research were 30 purposively selected Grade 7 students at risk of RG Hechanova Memorial National High School for the Academic year 2015- 2016. Before the study conducted, the researchers secured necessary letters for the validators, principal of the school and the cooperating teachers where the study was conducted. Data gathering instruments (lesson plans, instructional materials, questionnaires etc.) made by the researchers was validated by a jury of experts before it was used. The pilot testing of the questionnaires (pre- and post-test) was conducted in Grade 7, regular class of Iloilo National High School and the result of the pilot testing was tested through Cronbach ?=0.70. The students on the control group was taught time-tested strategy to solve mathematical problems that is without using any pictures and symbols and other visual representations to enhance the understanding of the problems. While the students from the experimental group was taught Model approach or strategy using pictures, bars, strips, rectangles and models to solve the given mathematical problem.