Mental math

Mental math

Detalhes bibliográficos
Autor principal: Mariano, Ma. Luisa
Autor Corporativo: University of the Philippines. Open University
Formato: Livro
Idioma:English
Publicado em: Quezon City UP Open University, Office of Academic Support & Instructional Services c2004.
Assuntos:
Mental arithmetic.
Mathematics > Problems, exercises, etc.