P.N, P. and V.A, M. (2017) “A STUDY OF SOCIO-CULTURAL FACTORS AS A CORRELATION ON ACHIEVEMENT OF BASIC MATHEMATICAL SKILLS AMONG HIGH SCHOOL STUDENTS”, International Journal of Research -GRANTHAALAYAH, 5(6), pp. 447–452. doi: 10.29121/granthaalayah.v5.i6.2017.2054.